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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.348 by root, Thu Aug 30 08:34:40 2007 UTC vs.
Revision 1.598 by root, Sun Nov 11 02:38:10 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 3.64 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
		44	use Coro::EV;
18	use Coro::Event;	45	use Coro::AnyEvent;
19	use Coro::Timer;	46	use Coro::Timer;
20	use Coro::Signal;	47	use Coro::Signal;
21	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
22	use Coro::AIO;	51	use Coro::AIO;
		52	use Coro::BDB 1.6;
23	use Coro::Storable;	53	use Coro::Storable;
24	use Coro::Util ();	54	use Coro::Util ();
25		55
		56	use Guard ();
26	use JSON::XS ();	57	use JSON::XS 2.01 ();
27	use BDB ();	58	use BDB ();
28	use Data::Dumper;	59	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	60	use Fcntl;
31	use YAML::Syck ();	61	use YAML::XS ();
32	use IO::AIO 2.32 ();	62	use IO::AIO ();
33	use Time::HiRes;
34	use Compress::LZF;	63	use Compress::LZF;
35	use Digest::MD5 ();	64	use Digest::MD5 ();
		65
		66	AnyEvent::detect;
36		67
37	# configure various modules to our taste	68	# configure various modules to our taste
38	#	69	#
39	$Storable::canonical = 1; # reduce rsync transfers	70	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	71	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		72
		73	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		74
		75	# make sure c-lzf reinitialises itself
		76	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	77	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		78
43	$Event::Eval = 1; # no idea why this is required, but it is	79	# strictly for debugging
44		80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		81
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		83
		84	our @ORIG_INC;
51		85
52	our %COMMAND = ();	86	our %COMMAND = ();
53	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
54		88
55	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
57	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
60		96
61	our $RELOAD; # number of reloads so far	97	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	98	our @EVENT;
		99	our @REFLECT; # set by XS
		100	our %REFLECT; # set by us
63		101
64	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
65	our $DATADIR = datadir;	104	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
69	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
		115	our $PIDFILE = "$LOCALDIR/pid";
		116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		117
		118	#our %RESOURCE; # unused
		119
		120	our $OUTPUT_RATE_MIN = 3000;
		121	our $OUTPUT_RATE_MAX = 1000000;
		122
		123	our $MAX_LINKS = 32; # how many chained exits to follow
		124	our $VERBOSE_IO = 1;
75		125
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	128	our $NEXT_TICK;
		129	our $USE_FSYNC = 1; # use fsync to write maps - default on
		130
		131	our $BDB_DEADLOCK_WATCHER;
		132	our $BDB_CHECKPOINT_WATCHER;
		133	our $BDB_TRICKLE_WATCHER;
		134	our $DB_ENV;
		135
		136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		137
		138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
		140
		141	our $UPTIME; $UPTIME ||= time;
		142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
81	our $NOW;	144	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		145
84	our $BDB_POLL_WATCHER;	146	our (%PLAYER, %PLAYER_LOADING); # all users
85	our $DB_ENV;	147	our (%MAP, %MAP_LOADING ); # all maps
86
87	our %CFG;
88
89	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;
91
92	our %PLAYER; # all users
93	our %MAP; # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
95		149
96	# used to convert map paths into valid unix filenames by replacing / by ∕	150	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	151	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		152
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	153	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	154	our $LOADAVG; # same thing, but with alpha-smoothing
		155	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	156	our $TICK_START; # for load detecting purposes
		157
		158	our @POST_INIT;
		159
		160	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		161	our $REALLY_UNLOOP; # never set to true, please :)
		162
		163	our $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
102		165
103	binmode STDOUT;	166	binmode STDOUT;
104	binmode STDERR;	167	binmode STDERR;
105		168
106	# read virtual server time, if available	169	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	170	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	171	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	172	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	173	$RUNTIME = <$fh> + 0.;
111	}	174	}
		175
		176	eval "sub TICK() { $TICK } 1" or die;
112		177
113	mkdir $_	178	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	179	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		180
116	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
117		182
118	sub cf::map::normalise;	183	sub cf::map::normalise;
119		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
120	#############################################################################	189	#############################################################################
121		190
		191	%REFLECT = ();
		192	for (@REFLECT) {
		193	my $reflect = JSON::XS::decode_json $_;
		194	$REFLECT{$reflect->{class}} = $reflect;
		195	}
		196
		197	# this is decidedly evil
		198	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		199
		200	#############################################################################
		201
122	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
123		203
124	=over 4	204	=over 4
125		205
126	=item $cf::UPTIME	206	=item $cf::UPTIME
127		207
128	The timestamp of the server start (so not actually an uptime).	208	The timestamp of the server start (so not actually an "uptime").
		209
		210	=item $cf::SERVER_TICK
		211
		212	An unsigned integer that starts at zero when the server is started and is
		213	incremented on every tick.
		214
		215	=item $cf::NOW
		216
		217	The (real) time of the last (current) server tick - updated before and
		218	after tick processing, so this is useful only as a rough "what time is it
		219	now" estimate.
		220
		221	=item $cf::TICK
		222
		223	The interval between each server tick, in seconds.
129		224
130	=item $cf::RUNTIME	225	=item $cf::RUNTIME
131		226
132	The time this server has run, starts at 0 and is increased by $cf::TICK on	227	The time this server has run, starts at 0 and is increased by $cf::TICK on
133	every server tick.	228	every server tick.
134		229
135	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
136	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
137	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
138		233
139	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
140	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
141	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
142	database environment.	237	database environment.
143		238
144	=item $cf::NOW
145
146	The time of the last (current) server tick.
147
148	=item $cf::TICK
149
150	The interval between server ticks, in seconds.
151
152	=item $cf::LOADAVG	239	=item $cf::LOADAVG
153		240
154	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
155	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
156	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
159		246
160	The raw value load value from the last tick.	247	The raw value load value from the last tick.
161		248
162	=item %cf::CFG	249	=item %cf::CFG
163		250
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	252	from wherever your confdir points to.
166		253
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		255
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170	returns directly I<after> the tick processing (and consequently, can only wake one process	257	returns directly I<after> the tick processing (and consequently, can only wake one thread
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	258	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		259
		260	Note that cf::Wait_for_tick will immediately return when the server is not
		261	ticking, making it suitable for small pauses in threads that need to run
		262	when the server is paused. If that is not applicable (i.e. you I<really>
		263	want to wait, use C<$cf::WAIT_FOR_TICK>).
		264
		265	=item $cf::WAIT_FOR_TICK
		266
		267	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		268	variable contains a L<Coro::Signal> that is broadcats after every server
		269	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		270	next server tick.
		271
		272	=cut
		273
		274	sub wait_for_tick();
		275	sub wait_for_tick_begin();
		276
173	=item @cf::INVOKE_RESULTS	277	=item @cf::INVOKE_RESULTS
174		278
175	This array contains the results of the last C<invoke ()> call. When	279	This array contains the results of the last C<invoke ()> call. When
176	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	280	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	281	that call.
178		282
		283	=item %cf::REFLECT
		284
		285	Contains, for each (C++) class name, a hash reference with information
		286	about object members (methods, scalars, arrays and flags) and other
		287	metadata, which is useful for introspection.
		288
179	=back	289	=back
180		290
181	=cut	291	=cut
182		292
183	BEGIN {	293	sub error(@) { LOG llevError, join "", @_ }
184	*CORE::GLOBAL::warn = sub {	294	sub warn (@) { LOG llevWarn , join "", @_ }
		295	sub info (@) { LOG llevInfo , join "", @_ }
		296	sub debug(@) { LOG llevDebug, join "", @_ }
		297	sub trace(@) { LOG llevTrace, join "", @_ }
		298
		299	$Coro::State::WARNHOOK = sub {
185	my $msg = join "", @_;	300	my $msg = join "", @_;
186		301
187	$msg .= "\n"	302	$msg .= "\n"
188	unless $msg =~ /\n$/;	303	unless $msg =~ /\n$/;
189		304
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	305	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		306
192	utf8::encode $msg;
193	LOG llevError, $msg;	307	LOG llevWarn, $msg;
194	};	308	};
195	}	309
		310	$Coro::State::DIEHOOK = sub {
		311	return unless $^S eq 0; # "eq", not "=="
		312
		313	error Carp::longmess $_[0];
		314
		315	if (in_main) {#d#
		316	error "DIEHOOK called in main context, Coro bug?\n";#d#
		317	return;#d#
		318	}#d#
		319
		320	# kill coroutine otherwise
		321	Coro::terminate
		322	};
196		323
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	324	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	325	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	326	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	327	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	334	for my $pkg (qw(
208	cf::global cf::attachable	335	cf::global cf::attachable
209	cf::object cf::object::player	336	cf::object cf::object::player
210	cf::client cf::player	337	cf::client cf::player
211	cf::arch cf::living	338	cf::arch cf::living
		339	cf::map cf::mapspace
212	cf::map cf::party cf::region	340	cf::party cf::region
213	)) {	341	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	342	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	343	}
217		344
218	$Event::DIED = sub {	345	$EV::DIED = sub {
219	warn "error in event callback: @_";	346	warn "error in event callback: $@";
220	};	347	};
		348
		349	#############################################################################
		350
		351	sub fork_call(&@);
		352	sub get_slot($;$$);
221		353
222	#############################################################################	354	#############################################################################
223		355
224	=head2 UTILITY FUNCTIONS	356	=head2 UTILITY FUNCTIONS
225		357
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	378	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	379	$d
248	} || "[unable to dump $_[0]: '$@']";	380	} || "[unable to dump $_[0]: '$@']";
249	}	381	}
250		382
		383	=item $scalar = cf::load_file $path
		384
		385	Loads the given file from path and returns its contents. Croaks on error
		386	and can block.
		387
		388	=cut
		389
		390	sub load_file($) {
		391	0 <= aio_load $_[0], my $data
		392	or Carp::croak "$_[0]: $!";
		393
		394	$data
		395	}
		396
		397	=item $success = cf::replace_file $path, $data, $sync
		398
		399	Atomically replaces the file at the given $path with new $data, and
		400	optionally $sync the data to disk before replacing the file.
		401
		402	=cut
		403
		404	sub replace_file($$;$) {
		405	my ($path, $data, $sync) = @_;
		406
		407	my $lock = cf::lock_acquire ("replace_file:$path");
		408
		409	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		410	or return;
		411
		412	$data = $data->() if ref $data;
		413
		414	length $data == aio_write $fh, 0, (length $data), $data, 0
		415	or return;
		416
		417	!$sync
		418	or !aio_fsync $fh
		419	or return;
		420
		421	aio_close $fh
		422	and return;
		423
		424	aio_rename "$path~", $path
		425	and return;
		426
		427	if ($sync) {
		428	$path =~ s%/[^/]*$%%;
		429	aio_pathsync $path;
		430	}
		431
		432	1
		433	}
		434
251	=item $ref = cf::from_json $json	435	=item $ref = cf::decode_json $json
252		436
253	Converts a JSON string into the corresponding perl data structure.	437	Converts a JSON string into the corresponding perl data structure.
254		438
255	=item $json = cf::to_json $ref	439	=item $json = cf::encode_json $ref
256		440
257	Converts a perl data structure into its JSON representation.	441	Converts a perl data structure into its JSON representation.
258		442
259	=cut	443	=cut
260		444
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	445	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		446
263	sub to_json ($) { $json_coder->encode ($_[0]) }	447	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	448	sub decode_json($) { $json_coder->decode ($_[0]) }
		449
		450	=item $ref = cf::decode_storable $scalar
		451
		452	Same as Coro::Storable::thaw, so blocks.
		453
		454	=cut
		455
		456	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		457
		458	=item $ref = cf::decode_yaml $scalar
		459
		460	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		461
		462	=cut
		463
		464	sub decode_yaml($) {
		465	fork_call { YAML::XS::Load $_[0] } @_
		466	}
		467
		468	=item $scalar = cf::unlzf $scalar
		469
		470	Same as Compress::LZF::compress, but takes server ticks into account, so
		471	blocks.
		472
		473	=cut
		474
		475	sub unlzf($) {
		476	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		477	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		478	Compress::LZF::decompress $_[0]
		479	}
		480
		481	=item cf::post_init { BLOCK }
		482
		483	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		484	but I<before> the server starts ticking again.
		485
		486	The codeblock will have a single boolean argument to indicate whether this
		487	is a reload or not.
		488
		489	=cut
		490
		491	sub post_init(&) {
		492	push @POST_INIT, shift;
		493	}
		494
		495	sub _post_init {
		496	trace "running post_init jobs";
		497
		498	# run them in parallel...
		499
		500	my @join;
		501
		502	while () {
		503	push @join, map &Coro::async ($_, 0), @POST_INIT;
		504	@POST_INIT = ();
		505
		506	@join or last;
		507
		508	(pop @join)->join;
		509	}
		510	}
265		511
266	=item cf::lock_wait $string	512	=item cf::lock_wait $string
267		513
268	Wait until the given lock is available. See cf::lock_acquire.	514	Wait until the given lock is available. See cf::lock_acquire.
269		515
270	=item my $lock = cf::lock_acquire $string	516	=item my $lock = cf::lock_acquire $string
271		517
272	Wait until the given lock is available and then acquires it and returns	518	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	519	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	520	for example when the coroutine gets canceled), the lock is automatically
275	returned.	521	returned.
276		522
277	Locks are *not* recursive, locking from the same coro twice results in a	523	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	524	deadlocked coro.
…		…
284		530
285	Return true if the lock is currently active, i.e. somebody has locked it.	531	Return true if the lock is currently active, i.e. somebody has locked it.
286		532
287	=cut	533	=cut
288		534
289	our %LOCK;	535	our $LOCKS = new Coro::SemaphoreSet;
290		536
291	sub lock_wait($) {	537	sub lock_wait($) {
292	my ($key) = @_;	538	$LOCKS->wait ($_[0]);
293
294	# wait for lock, if any
295	while ($LOCK{$key}) {
296	push @{ $LOCK{$key} }, $Coro::current;
297	Coro::schedule;
298	}
299	}	539	}
300		540
301	sub lock_acquire($) {	541	sub lock_acquire($) {
302	my ($key) = @_;	542	$LOCKS->guard ($_[0])
303
304	# wait, to be sure we are not locked
305	lock_wait $key;
306
307	$LOCK{$key} = [];
308
309	Coro::guard {
310	# wake up all waiters, to be on the safe side
311	$_->ready for @{ delete $LOCK{$key} };
312	}
313	}	543	}
314		544
315	sub lock_active($) {	545	sub lock_active($) {
316	my ($key) = @_;	546	$LOCKS->count ($_[0]) < 1
317
318	! ! $LOCK{$key}
319	}	547	}
320		548
321	sub freeze_mainloop {	549	sub freeze_mainloop {
322	return unless $TICK_WATCHER->is_active;	550	tick_inhibit_inc;
323		551
324	my $guard = Coro::guard {	552	&Guard::guard (\&tick_inhibit_dec);
325	$TICK_WATCHER->start;	553	}
326	};	554
327	$TICK_WATCHER->stop;	555	=item cf::periodic $interval, $cb
328	$guard	556
		557	Like EV::periodic, but randomly selects a starting point so that the actions
		558	get spread over time.
		559
		560	=cut
		561
		562	sub periodic($$) {
		563	my ($interval, $cb) = @_;
		564
		565	my $start = rand List::Util::min 180, $interval;
		566
		567	EV::periodic $start, $interval, 0, $cb
329	}	568	}
330		569
331	=item cf::get_slot $time[, $priority[, $name]]	570	=item cf::get_slot $time[, $priority[, $name]]
332		571
333	Allocate $time seconds of blocking CPU time at priority C<$priority>:	572	Allocate $time seconds of blocking CPU time at priority C<$priority>
334	This call blocks and returns only when you have at least C<$time> seconds	573	(default: 0): This call blocks and returns only when you have at least
335	of cpu time till the next tick. The slot is only valid till the next cede.	574	C<$time> seconds of cpu time till the next tick. The slot is only valid
		575	till the next cede.
		576
		577	Background jobs should use a priority les than zero, interactive jobs
		578	should use 100 or more.
336		579
337	The optional C<$name> can be used to identify the job to run. It might be	580	The optional C<$name> can be used to identify the job to run. It might be
338	used for statistical purposes and should identify the same time-class.	581	used for statistical purposes and should identify the same time-class.
339		582
340	Useful for short background jobs.	583	Useful for short background jobs.
341		584
342	=cut	585	=cut
343		586
344	our @SLOT_QUEUE;	587	our @SLOT_QUEUE;
345	our $SLOT_QUEUE;	588	our $SLOT_QUEUE;
		589	our $SLOT_DECAY = 0.9;
346		590
347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	591	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348	$SLOT_QUEUE = Coro::async {	592	$SLOT_QUEUE = Coro::async {
		593	$Coro::current->desc ("timeslot manager");
		594
349	my $signal = new Coro::Signal;	595	my $signal = new Coro::Signal;
		596	my $busy;
350		597
351	while () {	598	while () {
352	next_job:	599	next_job:
		600
353	my $avail = cf::till_tick;	601	my $avail = cf::till_tick;
354	if ($avail > 0.01) {	602
355	for (0 .. $#SLOT_QUEUE) {	603	for (0 .. $#SLOT_QUEUE) {
356	if ($SLOT_QUEUE[$_][0] < $avail) {	604	if ($SLOT_QUEUE[$_][0] <= $avail) {
		605	$busy = 0;
357	my $job = splice @SLOT_QUEUE, $_, 1, ();	606	my $job = splice @SLOT_QUEUE, $_, 1, ();
358	$job->[2]->send;	607	$job->[2]->send;
359	Coro::cede;	608	Coro::cede;
360	goto next_job;	609	goto next_job;
361	}	610	} else {
		611	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
362	}	612	}
363	}	613	}
364		614
365	if (@SLOT_QUEUE) {	615	if (@SLOT_QUEUE) {
366	# we do not use wait_For_tick() as it returns immediately when tick is inactive	616	# we do not use wait_for_tick() as it returns immediately when tick is inactive
367	push @cf::WAIT_FOR_TICK, $signal;	617	$WAIT_FOR_TICK->wait;
368	$signal->wait;
369	} else {	618	} else {
		619	$busy = 0;
370	Coro::schedule;	620	Coro::schedule;
371	}	621	}
372	}	622	}
373	};	623	};
374		624
375	sub get_slot($;$$) {	625	sub get_slot($;$$) {
		626	return if tick_inhibit || $Coro::current == $Coro::main;
		627
376	my ($time, $pri, $name) = @_;	628	my ($time, $pri, $name) = @_;
377		629
378	$time = $TICK * .6 if $time > $TICK * .6;	630	$time = clamp $time, 0.01, $TICK * .6;
		631
379	my $sig = new Coro::Signal;	632	my $sig = new Coro::Signal;
380		633
381	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	634	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
382	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	635	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
383	$SLOT_QUEUE->ready;	636	$SLOT_QUEUE->ready;
…		…
394		647
395	BEGIN { *async = \&Coro::async_pool }	648	BEGIN { *async = \&Coro::async_pool }
396		649
397	=item cf::sync_job { BLOCK }	650	=item cf::sync_job { BLOCK }
398		651
399	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	652	The design of Deliantra requires that the main coroutine ($Coro::main)
400	is always able to handle events or runnable, as Crossfire TRT is only	653	is always able to handle events or runnable, as Deliantra is only
401	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	654	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
402	acceptable.	655	acceptable.
403		656
404	If it must be done, put the blocking parts into C<sync_job>. This will run	657	If it must be done, put the blocking parts into C<sync_job>. This will run
405	the given BLOCK in another coroutine while waiting for the result. The	658	the given BLOCK in another coroutine while waiting for the result. The
…		…
409	=cut	662	=cut
410		663
411	sub sync_job(&) {	664	sub sync_job(&) {
412	my ($job) = @_;	665	my ($job) = @_;
413		666
414	if ($Coro::current == $Coro::main) {	667	if (in_main) {
415	my $time = Event::time;	668	my $time = AE::time;
416		669
417	# this is the main coro, too bad, we have to block	670	# this is the main coro, too bad, we have to block
418	# till the operation succeeds, freezing the server :/	671	# till the operation succeeds, freezing the server :/
419		672
420	# TODO: use suspend/resume instead	673	#LOG llevError, Carp::longmess "sync job";#d#
421	# (but this is cancel-safe)	674
422	my $freeze_guard = freeze_mainloop;	675	my $freeze_guard = freeze_mainloop;
423		676
424	my $busy = 1;	677	my $busy = 1;
425	my @res;	678	my @res;
426		679
427	(async {	680	(async {
		681	$Coro::current->desc ("sync job coro");
428	@res = eval { $job->() };	682	@res = eval { $job->() };
429	warn $@ if $@;	683	error $@ if $@;
430	undef $busy;	684	undef $busy;
431	})->prio (Coro::PRIO_MAX);	685	})->prio (Coro::PRIO_MAX);
432		686
433	while ($busy) {	687	while ($busy) {
434	Coro::cede or Event::one_event;	688	if (Coro::nready) {
		689	Coro::cede_notself;
		690	} else {
		691	EV::loop EV::LOOP_ONESHOT;
435	}	692	}
		693	}
436		694
437	$time = Event::time - $time;	695	my $time = AE::time - $time;
438		696
439	LOG llevError | logBacktrace, Carp::longmess "long sync job"
440	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
441
442	$tick_start += $time; # do not account sync jobs to server load	697	$TICK_START += $time; # do not account sync jobs to server load
443		698
444	wantarray ? @res : $res[0]	699	wantarray ? @res : $res[0]
445	} else {	700	} else {
446	# we are in another coroutine, how wonderful, everything just works	701	# we are in another coroutine, how wonderful, everything just works
447		702
…		…
467	$EXT_CORO{$coro+0} = $coro;	722	$EXT_CORO{$coro+0} = $coro;
468		723
469	$coro	724	$coro
470	}	725	}
471		726
472	=item fork_call { }, $args	727	=item fork_call { }, @args
473		728
474	Executes the given code block with the given arguments in a seperate	729	Executes the given code block with the given arguments in a seperate
475	process, returning the results. Everything must be serialisable with	730	process, returning the results. Everything must be serialisable with
476	Coro::Storable. May, of course, block. Note that the executed sub may	731	Coro::Storable. May, of course, block. Note that the executed sub may
477	never block itself or use any form of Event handling.	732	never block itself or use any form of event handling.
478		733
479	=cut	734	=cut
		735
		736	sub post_fork {
		737	reset_signals;
		738	}
480		739
481	sub fork_call(&@) {	740	sub fork_call(&@) {
482	my ($cb, @args) = @_;	741	my ($cb, @args) = @_;
483		742
484	# we seemingly have to make a local copy of the whole thing,	743	# we seemingly have to make a local copy of the whole thing,
485	# otherwise perl prematurely frees the stuff :/	744	# otherwise perl prematurely frees the stuff :/
486	# TODO: investigate and fix (liekly this will be rather laborious)	745	# TODO: investigate and fix (likely this will be rather laborious)
487		746
488	my @res = Coro::Util::fork_eval {	747	my @res = Coro::Util::fork_eval {
489	reset_signals;	748	cf::post_fork;
490	&$cb	749	&$cb
491	}, @args;	750	} @args;
492		751
493	wantarray ? @res : $res[-1]	752	wantarray ? @res : $res[-1]
		753	}
		754
		755	sub objinfo {
		756	(
		757	"counter value" => cf::object::object_count,
		758	"objects created" => cf::object::create_count,
		759	"objects destroyed" => cf::object::destroy_count,
		760	"freelist size" => cf::object::free_count,
		761	"allocated objects" => cf::object::objects_size,
		762	"active objects" => cf::object::actives_size,
		763	)
		764	}
		765
		766	=item $coin = coin_from_name $name
		767
		768	=cut
		769
		770	our %coin_alias = (
		771	"silver" => "silvercoin",
		772	"silvercoin" => "silvercoin",
		773	"silvercoins" => "silvercoin",
		774	"gold" => "goldcoin",
		775	"goldcoin" => "goldcoin",
		776	"goldcoins" => "goldcoin",
		777	"platinum" => "platinacoin",
		778	"platinumcoin" => "platinacoin",
		779	"platinumcoins" => "platinacoin",
		780	"platina" => "platinacoin",
		781	"platinacoin" => "platinacoin",
		782	"platinacoins" => "platinacoin",
		783	"royalty" => "royalty",
		784	"royalties" => "royalty",
		785	);
		786
		787	sub coin_from_name($) {
		788	$coin_alias{$_[0]}
		789	? cf::arch::find $coin_alias{$_[0]}
		790	: undef
494	}	791	}
495		792
496	=item $value = cf::db_get $family => $key	793	=item $value = cf::db_get $family => $key
497		794
498	Returns a single value from the environment database.	795	Returns a single value from the environment database.
…		…
500	=item cf::db_put $family => $key => $value	797	=item cf::db_put $family => $key => $value
501		798
502	Stores the given C<$value> in the family. It can currently store binary	799	Stores the given C<$value> in the family. It can currently store binary
503	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	800	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
504		801
		802	=item $db = cf::db_table "name"
		803
		804	Create and/or open a new database table. The string must not be "db" and must be unique
		805	within each server.
		806
505	=cut	807	=cut
		808
		809	sub db_table($) {
		810	cf::error "db_get called from main context"
		811	if $Coro::current == $Coro::main;
		812
		813	my ($name) = @_;
		814	my $db = BDB::db_create $DB_ENV;
		815
		816	eval {
		817	$db->set_flags (BDB::CHKSUM);
		818
		819	utf8::encode $name;
		820	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		821	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		822	cf::cleanup "db_open(db): $!" if $!;
		823	};
		824	cf::cleanup "db_open(db): $@" if $@;
		825
		826	$db
		827	}
506		828
507	our $DB;	829	our $DB;
508		830
509	sub db_init {	831	sub db_init {
510	unless ($DB) {	832	$DB ||= db_table "db";
511	$DB = BDB::db_create $DB_ENV;
512
513	cf::sync_job {
514	eval {
515	$DB->set_flags (BDB::CHKSUM);
516
517	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
518	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
519	cf::cleanup "db_open(db): $!" if $!;
520	};
521	cf::cleanup "db_open(db): $@" if $@;
522	};
523	}
524	}	833	}
525		834
526	sub db_get($$) {	835	sub db_get($$) {
527	my $key = "$_[0]/$_[1]";	836	my $key = "$_[0]/$_[1]";
528		837
529	cf::sync_job {	838	cf::error "db_get called from main context"
		839	if $Coro::current == $Coro::main;
		840
530	BDB::db_get $DB, undef, $key, my $data;	841	BDB::db_get $DB, undef, $key, my $data;
531		842
532	$! ? ()	843	$! ? ()
533	: $data	844	: $data
534	}
535	}	845	}
536		846
537	sub db_put($$$) {	847	sub db_put($$$) {
538	BDB::dbreq_pri 4;	848	BDB::dbreq_pri 4;
539	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	849	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
567		877
568	my @data;	878	my @data;
569	my $md5;	879	my $md5;
570		880
571	for (0 .. $#$src) {	881	for (0 .. $#$src) {
572	0 <= aio_load $src->[$_], $data[$_]	882	$data[$_] = load_file $src->[$_];
573	or Carp::croak "$src->[$_]: $!";
574	}	883	}
575		884
576	# if processing is expensive, check	885	# if processing is expensive, check
577	# checksum first	886	# checksum first
578	if (1) {	887	if (1) {
…		…
591		900
592	return db_get cache => "$id/data";	901	return db_get cache => "$id/data";
593	}	902	}
594	}	903	}
595		904
596	my $t1 = Time::HiRes::time;	905	my $t1 = EV::time;
597	my $data = $process->(\@data);	906	my $data = $process->(\@data);
598	my $t2 = Time::HiRes::time;	907	my $t2 = EV::time;
599		908
600	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	909	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
601		910
602	db_put cache => "$id/data", $data;	911	db_put cache => "$id/data", $data;
603	db_put cache => "$id/md5" , $md5;	912	db_put cache => "$id/md5" , $md5;
604	db_put cache => "$id/meta", $meta;	913	db_put cache => "$id/meta", $meta;
605		914
…		…
615		924
616	=cut	925	=cut
617		926
618	sub datalog($@) {	927	sub datalog($@) {
619	my ($type, %kv) = @_;	928	my ($type, %kv) = @_;
620	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	929	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
621	}	930	}
622		931
623	=back	932	=back
624		933
625	=cut	934	=cut
626		935
627	#############################################################################	936	#############################################################################
628		937
629	=head2 ATTACHABLE OBJECTS	938	=head2 ATTACHABLE OBJECTS
630		939
631	Many objects in crossfire are so-called attachable objects. That means you can	940	Many objects in deliantra are so-called attachable objects. That means you can
632	attach callbacks/event handlers (a collection of which is called an "attachment")	941	attach callbacks/event handlers (a collection of which is called an "attachment")
633	to it. All such attachable objects support the following methods.	942	to it. All such attachable objects support the following methods.
634		943
635	In the following description, CLASS can be any of C<global>, C<object>	944	In the following description, CLASS can be any of C<global>, C<object>
636	C<player>, C<client> or C<map> (i.e. the attachable objects in	945	C<player>, C<client> or C<map> (i.e. the attachable objects in
637	Crossfire TRT).	946	Deliantra).
638		947
639	=over 4	948	=over 4
640		949
641	=item $attachable->attach ($attachment, key => $value...)	950	=item $attachable->attach ($attachment, key => $value...)
642		951
…		…
686	=item cf::CLASS::attachment $name, ...	995	=item cf::CLASS::attachment $name, ...
687		996
688	Register an attachment by C<$name> through which attachable objects of the	997	Register an attachment by C<$name> through which attachable objects of the
689	given CLASS can refer to this attachment.	998	given CLASS can refer to this attachment.
690		999
691	Some classes such as crossfire maps and objects can specify attachments	1000	Some classes such as deliantra maps and objects can specify attachments
692	that are attached at load/instantiate time, thus the need for a name.	1001	that are attached at load/instantiate time, thus the need for a name.
693		1002
694	These calls expect any number of the following handler/hook descriptions:	1003	These calls expect any number of the following handler/hook descriptions:
695		1004
696	=over 4	1005	=over 4
…		…
820		1129
821	} elsif (exists $cb_id{$type}) {	1130	} elsif (exists $cb_id{$type}) {
822	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1131	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
823		1132
824	} elsif (ref $type) {	1133	} elsif (ref $type) {
825	warn "attaching objects not supported, ignoring.\n";	1134	error "attaching objects not supported, ignoring.\n";
826		1135
827	} else {	1136	} else {
828	shift @arg;	1137	shift @arg;
829	warn "attach argument '$type' not supported, ignoring.\n";	1138	error "attach argument '$type' not supported, ignoring.\n";
830	}	1139	}
831	}	1140	}
832	}	1141	}
833		1142
834	sub _object_attach {	1143	sub _object_attach {
…		…
844	_attach $registry, $klass, @attach;	1153	_attach $registry, $klass, @attach;
845	}	1154	}
846		1155
847	$obj->{$name} = \%arg;	1156	$obj->{$name} = \%arg;
848	} else {	1157	} else {
849	warn "object uses attachment '$name' which is not available, postponing.\n";	1158	info "object uses attachment '$name' which is not available, postponing.\n";
850	}	1159	}
851		1160
852	$obj->{_attachment}{$name} = undef;	1161	$obj->{_attachment}{$name} = undef;
853	}	1162	}
854		1163
…		…
913		1222
914	for (@$callbacks) {	1223	for (@$callbacks) {
915	eval { &{$_->[1]} };	1224	eval { &{$_->[1]} };
916		1225
917	if ($@) {	1226	if ($@) {
918	warn "$@";
919	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1227	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
920	override;	1228	override;
921	}	1229	}
922		1230
923	return 1 if $override;	1231	return 1 if $override;
924	}	1232	}
925		1233
926	0	1234	0
927	}	1235	}
928		1236
929	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1237	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930		1238
931	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1239	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932		1240
933	Generate an object-specific event with the given arguments.	1241	Generate an object-specific event with the given arguments.
934		1242
…		…
940		1248
941	=cut	1249	=cut
942		1250
943	#############################################################################	1251	#############################################################################
944	# object support	1252	# object support
945	#
946		1253
		1254	sub _object_equal($$);
		1255	sub _object_equal($$) {
		1256	my ($a, $b) = @_;
		1257
		1258	return 0 unless (ref $a) eq (ref $b);
		1259
		1260	if ("HASH" eq ref $a) {
		1261	my @ka = keys %$a;
		1262	my @kb = keys %$b;
		1263
		1264	return 0 if @ka != @kb;
		1265
		1266	for (0 .. $#ka) {
		1267	return 0 unless $ka[$_] eq $kb[$_];
		1268	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1269	}
		1270
		1271	} elsif ("ARRAY" eq ref $a) {
		1272
		1273	return 0 if @$a != @$b;
		1274
		1275	for (0 .. $#$a) {
		1276	return 0 unless _object_equal $a->[$_], $b->[$_];
		1277	}
		1278
		1279	} elsif ($a ne $b) {
		1280	return 0;
		1281	}
		1282
		1283	1
		1284	}
		1285
		1286	our $SLOW_MERGES;#d#
947	sub _can_merge {	1287	sub _can_merge {
948	my ($ob1, $ob2) = @_;	1288	my ($ob1, $ob2) = @_;
949		1289
950	local $Storable::canonical = 1;	1290	++$SLOW_MERGES;#d#
951	my $fob1 = Storable::freeze $ob1;
952	my $fob2 = Storable::freeze $ob2;
953		1291
954	$fob1 eq $fob2	1292	# we do the slow way here
		1293	return _object_equal $ob1, $ob2
955	}	1294	}
956		1295
957	sub reattach {	1296	sub reattach {
958	# basically do the same as instantiate, without calling instantiate	1297	# basically do the same as instantiate, without calling instantiate
959	my ($obj) = @_;	1298	my ($obj) = @_;
960		1299
		1300	# no longer needed after getting rid of delete_package?
961	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1301	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
962		1302
963	my $registry = $obj->registry;	1303	my $registry = $obj->registry;
964		1304
965	@$registry = ();	1305	@$registry = ();
966		1306
…		…
971	for (@$attach) {	1311	for (@$attach) {
972	my ($klass, @attach) = @$_;	1312	my ($klass, @attach) = @$_;
973	_attach $registry, $klass, @attach;	1313	_attach $registry, $klass, @attach;
974	}	1314	}
975	} else {	1315	} else {
976	warn "object uses attachment '$name' that is not available, postponing.\n";	1316	info "object uses attachment '$name' that is not available, postponing.\n";
977	}	1317	}
978	}	1318	}
979	}	1319	}
980		1320
981	cf::attachable->attach (	1321	cf::attachable->attach (
982	prio => -1000000,	1322	prio => -1000000,
983	on_instantiate => sub {	1323	on_instantiate => sub {
984	my ($obj, $data) = @_;	1324	my ($obj, $data) = @_;
985		1325
986	$data = from_json $data;	1326	$data = decode_json $data;
987		1327
988	for (@$data) {	1328	for (@$data) {
989	my ($name, $args) = @$_;	1329	my ($name, $args) = @$_;
990		1330
991	$obj->attach ($name, %{$args || {} });	1331	$obj->attach ($name, %{$args || {} });
…		…
1007	sub object_freezer_save {	1347	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1348	my ($filename, $rdata, $objs) = @_;
1009		1349
1010	sync_job {	1350	sync_job {
1011	if (length $$rdata) {	1351	if (length $$rdata) {
		1352	utf8::decode (my $decname = $filename);
1012	warn sprintf "saving %s (%d,%d)\n",	1353	trace sprintf "saving %s (%d,%d)\n",
1013	$filename, length $$rdata, scalar @$objs;	1354	$decname, length $$rdata, scalar @$objs
		1355	if $VERBOSE_IO;
1014		1356
1015	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1357	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1016	chmod SAVE_MODE, $fh;	1358	aio_chmod $fh, SAVE_MODE;
1017	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1359	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1018	aio_fsync $fh if $cf::USE_FSYNC;	1360	if ($cf::USE_FSYNC) {
		1361	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1362	aio_fsync $fh;
		1363	}
1019	close $fh;	1364	aio_close $fh;
1020		1365
1021	if (@$objs) {	1366	if (@$objs) {
1022	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1367	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1023	chmod SAVE_MODE, $fh;	1368	aio_chmod $fh, SAVE_MODE;
1024	my $data = Storable::nfreeze { version => 1, objs => $objs };	1369	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1025	aio_write $fh, 0, (length $data), $data, 0;	1370	aio_write $fh, 0, (length $data), $data, 0;
1026	aio_fsync $fh if $cf::USE_FSYNC;	1371	if ($cf::USE_FSYNC) {
		1372	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1373	aio_fsync $fh;
		1374	}
1027	close $fh;	1375	aio_close $fh;
1028	aio_rename "$filename.pst~", "$filename.pst";	1376	aio_rename "$filename.pst~", "$filename.pst";
1029	}	1377	}
1030	} else {	1378	} else {
1031	aio_unlink "$filename.pst";	1379	aio_unlink "$filename.pst";
1032	}	1380	}
1033		1381
1034	aio_rename "$filename~", $filename;	1382	aio_rename "$filename~", $filename;
		1383
		1384	$filename =~ s%/[^/]+$%%;
		1385	aio_pathsync $filename if $cf::USE_FSYNC;
1035	} else {	1386	} else {
1036	warn "FATAL: $filename~: $!\n";	1387	error "unable to save objects: $filename~: $!\n";
1037	}	1388	}
1038	} else {	1389	} else {
1039	aio_unlink $filename;	1390	aio_unlink $filename;
1040	aio_unlink "$filename.pst";	1391	aio_unlink "$filename.pst";
1041	}	1392	}
1042	}	1393	};
1043	}	1394	}
1044		1395
1045	sub object_freezer_as_string {	1396	sub object_freezer_as_string {
1046	my ($rdata, $objs) = @_;	1397	my ($rdata, $objs) = @_;
1047		1398
…		…
1059	or return;	1410	or return;
1060		1411
1061	unless (aio_stat "$filename.pst") {	1412	unless (aio_stat "$filename.pst") {
1062	(aio_load "$filename.pst", $av) >= 0	1413	(aio_load "$filename.pst", $av) >= 0
1063	or return;	1414	or return;
		1415
1064	$av = eval { (Storable::thaw $av)->{objs} };	1416	my $st = eval { Coro::Storable::thaw $av };
		1417	$av = $st->{objs};
1065	}	1418	}
1066		1419
		1420	utf8::decode (my $decname = $filename);
1067	warn sprintf "loading %s (%d)\n",	1421	trace sprintf "loading %s (%d,%d)\n",
1068	$filename, length $data, scalar @{$av || []};	1422	$decname, length $data, scalar @{$av || []}
		1423	if $VERBOSE_IO;
		1424
1069	return ($data, $av);	1425	($data, $av)
1070	}	1426	}
1071		1427
1072	=head2 COMMAND CALLBACKS	1428	=head2 COMMAND CALLBACKS
1073		1429
1074	=over 4	1430	=over 4
…		…
1076	=cut	1432	=cut
1077		1433
1078	#############################################################################	1434	#############################################################################
1079	# command handling &c	1435	# command handling &c
1080		1436
1081	=item cf::register_command $name => \&callback($ob,$args);	1437	=item cf::register_command $name => \&callback($ob,$args)
1082		1438
1083	Register a callback for execution when the client sends the user command	1439	Register a callback for execution when the client sends the user command
1084	$name.	1440	$name.
1085		1441
1086	=cut	1442	=cut
…		…
1092	#warn "registering command '$name/$time' to '$caller'";	1448	#warn "registering command '$name/$time' to '$caller'";
1093		1449
1094	push @{ $COMMAND{$name} }, [$caller, $cb];	1450	push @{ $COMMAND{$name} }, [$caller, $cb];
1095	}	1451	}
1096		1452
1097	=item cf::register_extcmd $name => \&callback($pl,$packet);	1453	=item cf::register_extcmd $name => \&callback($pl,@args)
1098		1454
1099	Register a callback for execution when the client sends an (synchronous)	1455	Register a callback for execution when the client sends an (synchronous)
1100	extcmd packet. Ext commands will be processed in the order they are	1456	extcmd packet. Ext commands will be processed in the order they are
1101	received by the server, like other user commands. The first argument is	1457	received by the server, like other user commands. The first argument is
1102	the logged-in player. Ext commands can only be processed after a player	1458	the logged-in player. Ext commands can only be processed after a player
1103	has logged in successfully.	1459	has logged in successfully.
1104		1460
1105	If the callback returns something, it is sent back as if reply was being	1461	The values will be sent back to the client.
1106	called.
1107		1462
		1463	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1464
		1465	Same as C<cf::register_extcmd>, but instead of returning values, the
		1466	callback needs to clal the C<$reply> function.
		1467
1108	=item cf::register_exticmd $name => \&callback($ns,$packet);	1468	=item cf::register_exticmd $name => \&callback($ns,@args)
1109		1469
1110	Register a callback for execution when the client sends an (asynchronous)	1470	Register a callback for execution when the client sends an (asynchronous)
1111	exticmd packet. Exti commands are processed by the server as soon as they	1471	exticmd packet. Exti commands are processed by the server as soon as they
1112	are received, i.e. out of order w.r.t. other commands. The first argument	1472	are received, i.e. out of order w.r.t. other commands. The first argument
1113	is a client socket. Exti commands can be received anytime, even before	1473	is a client socket. Exti commands can be received anytime, even before
1114	log-in.	1474	log-in.
1115		1475
1116	If the callback returns something, it is sent back as if reply was being	1476	The values will be sent back to the client.
1117	called.
1118		1477
1119	=cut	1478	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1120		1479
		1480	Same as C<cf::register_extcmd>, but instead of returning values, the
		1481	callback needs to clal the C<$reply> function.
		1482
		1483	=cut
		1484
1121	sub register_extcmd {	1485	sub register_extcmd($$) {
1122	my ($name, $cb) = @_;	1486	my ($name, $cb) = @_;
1123		1487
1124	$EXTCMD{$name} = $cb;	1488	$EXTCMD{$name} = $cb;
1125	}	1489	}
1126		1490
1127	sub register_exticmd {	1491	sub register_async_extcmd($$) {
1128	my ($name, $cb) = @_;	1492	my ($name, $cb) = @_;
1129		1493
		1494	$EXTACMD{$name} = $cb;
		1495	}
		1496
		1497	sub register_exticmd($$) {
		1498	my ($name, $cb) = @_;
		1499
1130	$EXTICMD{$name} = $cb;	1500	$EXTICMD{$name} = $cb;
1131	}	1501	}
1132		1502
		1503	sub register_async_exticmd($$) {
		1504	my ($name, $cb) = @_;
		1505
		1506	$EXTIACMD{$name} = $cb;
		1507	}
		1508
		1509	use File::Glob ();
		1510
1133	cf::player->attach (	1511	cf::player->attach (
1134	on_command => sub {	1512	on_unknown_command => sub {
1135	my ($pl, $name, $params) = @_;	1513	my ($pl, $name, $params) = @_;
1136		1514
1137	my $cb = $COMMAND{$name}	1515	my $cb = $COMMAND{$name}
1138	or return;	1516	or return;
1139		1517
…		…
1147	my ($pl, $buf) = @_;	1525	my ($pl, $buf) = @_;
1148		1526
1149	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1527	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1150		1528
1151	if (ref $msg) {	1529	if (ref $msg) {
1152	my ($type, $reply, @payload) =	1530	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1153	"ARRAY" eq ref $msg
1154	? @$msg
1155	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1156		1531
1157	my @reply;
1158
1159	if (my $cb = $EXTCMD{$type}) {	1532	if (my $cb = $EXTACMD{$type}) {
		1533	$cb->(
		1534	$pl,
		1535	sub {
		1536	$pl->ext_msg ("reply-$reply", @_)
		1537	if $reply;
		1538	},
		1539	@payload
		1540	);
		1541	} else {
		1542	my @reply;
		1543
		1544	if (my $cb = $EXTCMD{$type}) {
1160	@reply = $cb->($pl, @payload);	1545	@reply = $cb->($pl, @payload);
		1546	}
		1547
		1548	$pl->ext_msg ("reply-$reply", @reply)
		1549	if $reply;
1161	}	1550	}
1162		1551
1163	$pl->ext_reply ($reply, @reply)
1164	if $reply;
1165
1166	} else {	1552	} else {
1167	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1553	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1168	}	1554	}
1169		1555
1170	cf::override;	1556	cf::override;
1171	},	1557	},
1172	);	1558	);
1173		1559
		1560	# "readahead" all extensions
		1561	sub cache_extensions {
		1562	my $grp = IO::AIO::aio_group;
		1563
		1564	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1565	for (grep /\.ext$/, @{$_[0]}) {
		1566	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1567	}
		1568	};
		1569
		1570	$grp
		1571	}
		1572
		1573	sub _ext_cfg_reg($$$$) {
		1574	my ($rvar, $varname, $cfgname, $default) = @_;
		1575
		1576	$cfgname = lc $varname
		1577	unless length $cfgname;
		1578
		1579	$EXT_CFG{$cfgname} = [$rvar, $default];
		1580
		1581	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1582	}
		1583
1174	sub load_extensions {	1584	sub load_extensions {
		1585	info "loading extensions...";
		1586
		1587	%EXT_CFG = ();
		1588
1175	cf::sync_job {	1589	cf::sync_job {
1176	my %todo;	1590	my %todo;
1177		1591
1178	for my $path (<$LIBDIR/*.ext>) {	1592	for my $path (<$LIBDIR/*.ext>) {
1179	next unless -r $path;	1593	next unless -r $path;
…		…
1197		1611
1198	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1612	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1199	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1613	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1200		1614
1201	$ext{source} =	1615	$ext{source} =
1202	"package $pkg; use strict; use utf8;\n"	1616	"package $pkg; use common::sense;\n"
1203	. "#line 1 \"$path\"\n{\n"	1617	. "#line 1 \"$path\"\n{\n"
1204	. $source	1618	. $source
1205	. "\n};\n1";	1619	. "\n};\n1";
1206		1620
1207	$todo{$base} = \%ext;	1621	$todo{$base} = \%ext;
1208	}	1622	}
1209		1623
		1624	my $pass = 0;
1210	my %done;	1625	my %done;
1211	while (%todo) {	1626	while (%todo) {
1212	my $progress;	1627	my $progress;
1213		1628
		1629	++$pass;
		1630
		1631	ext:
1214	while (my ($k, $v) = each %todo) {	1632	while (my ($k, $v) = each %todo) {
1215	for (split /,\s*/, $v->{meta}{depends}) {	1633	for (split /,\s*/, $v->{meta}{depends}) {
1216	goto skip	1634	next ext
1217	unless exists $done{$_};	1635	unless exists $done{$_};
1218	}	1636	}
1219		1637
1220	warn "... loading '$k' into '$v->{pkg}'\n";	1638	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1221		1639
1222	unless (eval $v->{source}) {	1640	my $source = $v->{source};
		1641
		1642	# support "CONF varname :confname = default" pseudo-statements
		1643	$source =~ s{
		1644	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1645	}{
		1646	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1647	}gmxe;
		1648
		1649	my $active = eval $source;
		1650
		1651	if (length $@) {
1223	my $msg = $@ ? "$v->{path}: $@\n"	1652	error "$v->{path}: $@\n";
1224	: "$v->{base}: extension inactive.\n";
1225		1653
		1654	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1226	if (exists $v->{meta}{mandatory}) {	1655	if exists $v->{meta}{mandatory};
1227	warn $msg;	1656
1228	warn "mandatory extension failed to load, exiting.\n";	1657	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1229	exit 1;	1658	delete $todo{$k};
1230	}	1659	} else {
1231		1660	$done{$k} = delete $todo{$k};
1232	warn $msg;	1661	push @EXTS, $v->{pkg};
		1662	$progress = 1;
		1663
		1664	info "$v->{base}: extension inactive.\n"
		1665	unless $active;
1233	}	1666	}
1234
1235	$done{$k} = delete $todo{$k};
1236	push @EXTS, $v->{pkg};
1237	$progress = 1;
1238	}	1667	}
1239		1668
1240	skip:	1669	unless ($progress) {
1241	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1670	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1242	unless $progress;	1671
		1672	while (my ($k, $v) = each %todo) {
		1673	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1674	if exists $v->{meta}{mandatory};
		1675	}
		1676
		1677	last;
		1678	}
1243	}	1679	}
1244	};	1680	};
1245	}	1681	}
1246		1682
1247	#############################################################################	1683	#############################################################################
1248		1684
1249	=back	1685	=back
1250		1686
1251	=head2 CORE EXTENSIONS	1687	=head2 CORE EXTENSIONS
1252		1688
1253	Functions and methods that extend core crossfire objects.	1689	Functions and methods that extend core deliantra objects.
1254		1690
1255	=cut	1691	=cut
1256		1692
1257	package cf::player;	1693	package cf::player;
1258		1694
1259	use Coro::AIO;	1695	use Coro::AIO;
1260		1696
1261	=head3 cf::player	1697	=head3 cf::player
1262		1698
1263	=over 4	1699	=over 4
		1700
		1701	=item cf::player::num_playing
		1702
		1703	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1704
		1705	=cut
		1706
		1707	sub num_playing {
		1708	scalar grep
		1709	$_->ob->map
		1710	&& !$_->hidden
		1711	&& !$_->ob->flag (cf::FLAG_WIZ),
		1712	cf::player::list
		1713	}
1264		1714
1265	=item cf::player::find $login	1715	=item cf::player::find $login
1266		1716
1267	Returns the given player object, loading it if necessary (might block).	1717	Returns the given player object, loading it if necessary (might block).
1268		1718
…		…
1287		1737
1288	sub exists($) {	1738	sub exists($) {
1289	my ($login) = @_;	1739	my ($login) = @_;
1290		1740
1291	$cf::PLAYER{$login}	1741	$cf::PLAYER{$login}
1292	or cf::sync_job { !aio_stat path $login }	1742	or !aio_stat path $login
1293	}	1743	}
1294		1744
1295	sub find($) {	1745	sub find($) {
1296	return $cf::PLAYER{$_[0]} || do {	1746	return $cf::PLAYER{$_[0]} || do {
1297	my $login = $_[0];	1747	my $login = $_[0];
…		…
1304	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1754	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1305	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1755	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1306	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1756	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1307	aio_unlink +(playerdir $login) . "/$login.pl";	1757	aio_unlink +(playerdir $login) . "/$login.pl";
1308		1758
1309	my $pl = load_pl path $login	1759	my $f = new_from_file cf::object::thawer path $login
1310	or return;	1760	or return;
		1761
		1762	my $pl = cf::player::load_pl $f
		1763	or return;
		1764
		1765	local $cf::PLAYER_LOADING{$login} = $pl;
		1766	$f->resolve_delayed_derefs;
1311	$cf::PLAYER{$login} = $pl	1767	$cf::PLAYER{$login} = $pl
1312	}	1768	}
1313	}	1769	}
1314	}	1770	}
		1771
		1772	cf::player->attach (
		1773	on_load => sub {
		1774	my ($pl, $path) = @_;
		1775
		1776	# restore slots saved in save, below
		1777	my $slots = delete $pl->{_slots};
		1778
		1779	$pl->ob->current_weapon ($slots->[0]);
		1780	$pl->combat_ob ($slots->[1]);
		1781	$pl->ranged_ob ($slots->[2]);
		1782	},
		1783	);
1315		1784
1316	sub save($) {	1785	sub save($) {
1317	my ($pl) = @_;	1786	my ($pl) = @_;
1318		1787
1319	return if $pl->{deny_save};	1788	return if $pl->{deny_save};
…		…
1323		1792
1324	return if $pl->{deny_save};	1793	return if $pl->{deny_save};
1325		1794
1326	aio_mkdir playerdir $pl, 0770;	1795	aio_mkdir playerdir $pl, 0770;
1327	$pl->{last_save} = $cf::RUNTIME;	1796	$pl->{last_save} = $cf::RUNTIME;
		1797
		1798	cf::get_slot 0.01;
		1799
		1800	# save slots, to be restored later
		1801	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1328		1802
1329	$pl->save_pl ($path);	1803	$pl->save_pl ($path);
1330	cf::cede_to_tick;	1804	cf::cede_to_tick;
1331	}	1805	}
1332		1806
…		…
1364	my ($pl) = @_;	1838	my ($pl) = @_;
1365		1839
1366	my $name = $pl->ob->name;	1840	my $name = $pl->ob->name;
1367		1841
1368	$pl->{deny_save} = 1;	1842	$pl->{deny_save} = 1;
1369	$pl->password ("*"); # this should lock out the player until we nuked the dir	1843	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1370		1844
1371	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1845	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1372	$pl->deactivate;	1846	$pl->deactivate;
		1847
		1848	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1373	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1849	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1850	ext::highscore::check ($pl->ob);
		1851
1374	$pl->ns->destroy if $pl->ns;	1852	$pl->ns->destroy if $pl->ns;
1375		1853
1376	my $path = playerdir $pl;	1854	my $path = playerdir $pl;
1377	my $temp = "$path~$cf::RUNTIME~deleting~";	1855	my $temp = "$path~$cf::RUNTIME~deleting~";
1378	aio_rename $path, $temp;	1856	aio_rename $path, $temp;
…		…
1413	or return [];	1891	or return [];
1414		1892
1415	my @logins;	1893	my @logins;
1416		1894
1417	for my $login (@$dirs) {	1895	for my $login (@$dirs) {
		1896	my $path = path $login;
		1897
		1898	# a .pst is a dead give-away for a valid player
		1899	# if no pst file found, open and chekc for blocked users
		1900	if (aio_stat "$path.pst") {
1418	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1901	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1419	aio_read $fh, 0, 512, my $buf, 0 or next;	1902	aio_read $fh, 0, 512, my $buf, 0 or next;
1420	$buf !~ /^password -------------$/m or next; # official not-valid tag	1903	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1904	}
1421		1905
1422	utf8::decode $login;	1906	utf8::decode $login;
1423	push @logins, $login;	1907	push @logins, $login;
1424	}	1908	}
1425		1909
1426	\@logins	1910	\@logins
1427	}	1911	}
1428		1912
1429	=item $player->maps	1913	=item $player->maps
		1914
		1915	=item cf::player::maps $login
1430		1916
1431	Returns an arrayref of map paths that are private for this	1917	Returns an arrayref of map paths that are private for this
1432	player. May block.	1918	player. May block.
1433		1919
1434	=cut	1920	=cut
…		…
1452	}	1938	}
1453		1939
1454	\@paths	1940	\@paths
1455	}	1941	}
1456		1942
1457	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1943	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1458		1944
1459	Expand crossfire pod fragments into protocol xml.	1945	Expand deliantra pod fragments into protocol xml.
1460
1461	=cut
1462
1463	sub expand_cfpod {
1464	((my $self), (local $_)) = @_;
1465
1466	# escape & and <
1467	s/&/&amp;/g;
1468	s/(?<![BIUGH])</&lt;/g;
1469
1470	# this is buggy, it needs to properly take care of nested <'s
1471
1472	1 while
1473	# replace B<>, I<>, U<> etc.
1474	s/B<([^\>]*)>/<b>$1<\/b>/
1475	|| s/I<([^\>]*)>/<i>$1<\/i>/
1476	|| s/U<([^\>]*)>/<u>$1<\/u>/
1477	# replace G<male|female> tags
1478	|| s{G<([^>|]*)\|([^>]*)>}{
1479	$self->gender ? $2 : $1
1480	}ge
1481	# replace H<hint text>
1482	|| s{H<([^\>]*)>}
1483	{
1484	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1485	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1486	"")
1487	[$self->{hintmode}]
1488	}ge;
1489
1490	# create single paragraphs (very hackish)
1491	s/(?<=\S)\n(?=\w)/ /g;
1492
1493	# compress some whitespace
1494	s/\s+\n/\n/g; # ws line-ends
1495	s/\n\n+/\n/g; # double lines
1496	s/^\n+//; # beginning lines
1497	s/\n+$//; # ending lines
1498
1499	$_
1500	}
1501
1502	sub hintmode {
1503	$_[0]{hintmode} = $_[1] if @_ > 1;
1504	$_[0]{hintmode}
1505	}
1506
1507	=item $player->ext_reply ($msgid, @msg)
1508
1509	Sends an ext reply to the player.
1510
1511	=cut
1512
1513	sub ext_reply($$@) {
1514	my ($self, $id, @msg) = @_;
1515
1516	$self->ns->ext_reply ($id, @msg)
1517	}
1518		1946
1519	=item $player->ext_msg ($type, @msg)	1947	=item $player->ext_msg ($type, @msg)
1520		1948
1521	Sends an ext event to the client.	1949	Sends an ext event to the client.
1522		1950
…		…
1542		1970
1543	=cut	1971	=cut
1544		1972
1545	sub find_by_path($) {	1973	sub find_by_path($) {
1546	my ($path) = @_;	1974	my ($path) = @_;
		1975
		1976	$path =~ s/^~[^\/]*//; # skip ~login
1547		1977
1548	my ($match, $specificity);	1978	my ($match, $specificity);
1549		1979
1550	for my $region (list) {	1980	for my $region (list) {
1551	if ($region->{match} && $path =~ $region->{match}) {	1981	if ($region->{match} && $path =~ $region->{match}) {
…		…
1577	our $MAX_RESET = 3600;	2007	our $MAX_RESET = 3600;
1578	our $DEFAULT_RESET = 3000;	2008	our $DEFAULT_RESET = 3000;
1579		2009
1580	sub generate_random_map {	2010	sub generate_random_map {
1581	my ($self, $rmp) = @_;	2011	my ($self, $rmp) = @_;
1582	# mit "rum" bekleckern, nicht	2012
		2013	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2014
1583	$self->_create_random_map (	2015	$self->_create_random_map ($rmp);
1584	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1585	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1586	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1587	$rmp->{exit_on_final_map},
1588	$rmp->{xsize}, $rmp->{ysize},
1589	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1590	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1591	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1592	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1593	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1594	(cf::region::find $rmp->{region}), $rmp->{custom}
1595	)
1596	}	2016	}
1597		2017
1598	=item cf::map->register ($regex, $prio)	2018	=item cf::map->register ($regex, $prio)
1599		2019
1600	Register a handler for the map path matching the given regex at the	2020	Register a handler for the map path matching the given regex at the
…		…
1605		2025
1606	sub register {	2026	sub register {
1607	my (undef, $regex, $prio) = @_;	2027	my (undef, $regex, $prio) = @_;
1608	my $pkg = caller;	2028	my $pkg = caller;
1609		2029
1610	no strict;
1611	push @{"$pkg\::ISA"}, __PACKAGE__;	2030	push @{"$pkg\::ISA"}, __PACKAGE__;
1612		2031
1613	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2032	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1614	}	2033	}
1615		2034
1616	# also paths starting with '/'	2035	# also paths starting with '/'
1617	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2036	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1618		2037
1619	sub thawer_merge {	2038	sub thawer_merge {
1620	my ($self, $merge) = @_;	2039	my ($self, $merge) = @_;
1621		2040
1622	# we have to keep some variables in memory intact	2041	# we have to keep some variables in memory intact
…		…
1627	}	2046	}
1628		2047
1629	sub normalise {	2048	sub normalise {
1630	my ($path, $base) = @_;	2049	my ($path, $base) = @_;
1631		2050
1632	$path = "$path"; # make sure its a string	2051	$path = "$path"; # make sure it's a string
1633		2052
1634	$path =~ s/\.map$//;	2053	$path =~ s/\.map$//;
1635		2054
1636	# map plan:	2055	# map plan:
1637	#	2056	#
…		…
1652	$base =~ s{[^/]+/?$}{};	2071	$base =~ s{[^/]+/?$}{};
1653	$path = "$base/$path";	2072	$path = "$base/$path";
1654	}	2073	}
1655		2074
1656	for ($path) {	2075	for ($path) {
1657	redo if s{//}{/};
1658	redo if s{/\.?/}{/};	2076	redo if s{/\.?/}{/};
1659	redo if s{/[^/]+/\.\./}{/};	2077	redo if s{/[^/]+/\.\./}{/};
1660	}	2078	}
1661		2079
1662	$path	2080	$path
…		…
1676	$self->init; # pass $1 etc.	2094	$self->init; # pass $1 etc.
1677	return $self;	2095	return $self;
1678	}	2096	}
1679	}	2097	}
1680		2098
1681	Carp::cluck "unable to resolve path '$path' (base '$base').";	2099	Carp::cluck "unable to resolve path '$path' (base '$base')";
1682	()	2100	()
1683	}	2101	}
1684		2102
		2103	# may re-bless or do other evil things
1685	sub init {	2104	sub init {
1686	my ($self) = @_;	2105	my ($self) = @_;
1687		2106
1688	$self	2107	$self
1689	}	2108	}
…		…
1708		2127
1709	# the temporary/swap location	2128	# the temporary/swap location
1710	sub save_path {	2129	sub save_path {
1711	my ($self) = @_;	2130	my ($self) = @_;
1712		2131
1713	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2132	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1714	"$TMPDIR/$path.map"	2133	"$TMPDIR/$path.map"
1715	}	2134	}
1716		2135
1717	# the unique path, undef == no special unique path	2136	# the unique path, undef == no special unique path
1718	sub uniq_path {	2137	sub uniq_path {
1719	my ($self) = @_;	2138	my ($self) = @_;
1720		2139
1721	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2140	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1722	"$UNIQUEDIR/$path"	2141	"$UNIQUEDIR/$path"
1723	}
1724
1725	# and all this just because we cannot iterate over
1726	# all maps in C++...
1727	sub change_all_map_light {
1728	my ($change) = @_;
1729
1730	$_->change_map_light ($change)
1731	for grep $_->outdoor, values %cf::MAP;
1732	}	2142	}
1733		2143
1734	sub decay_objects {	2144	sub decay_objects {
1735	my ($self) = @_;	2145	my ($self) = @_;
1736		2146
…		…
1749		2159
1750	sub load_header_from($) {	2160	sub load_header_from($) {
1751	my ($self, $path) = @_;	2161	my ($self, $path) = @_;
1752		2162
1753	utf8::encode $path;	2163	utf8::encode $path;
1754	#aio_open $path, O_RDONLY, 0	2164	my $f = new_from_file cf::object::thawer $path
1755	# or return;
1756
1757	$self->_load_header ($path)
1758	or return;	2165	or return;
1759		2166
		2167	$self->_load_header ($f)
		2168	or return;
		2169
		2170	local $MAP_LOADING{$self->{path}} = $self;
		2171	$f->resolve_delayed_derefs;
		2172
1760	$self->{load_path} = $path;	2173	$self->{load_path} = $path;
1761		2174
1762	1	2175	1
1763	}	2176	}
1764		2177
		2178	# used to laod the header of an original map
1765	sub load_header_orig {	2179	sub load_header_orig {
1766	my ($self) = @_;	2180	my ($self) = @_;
1767		2181
1768	$self->load_header_from ($self->load_path)	2182	$self->load_header_from ($self->load_path)
1769	}	2183	}
1770		2184
		2185	# used to laod the header of an instantiated map
1771	sub load_header_temp {	2186	sub load_header_temp {
1772	my ($self) = @_;	2187	my ($self) = @_;
1773		2188
1774	$self->load_header_from ($self->save_path)	2189	$self->load_header_from ($self->save_path)
1775	}	2190	}
1776		2191
		2192	# called after loading the header from an instantiated map
1777	sub prepare_temp {	2193	sub prepare_temp {
1778	my ($self) = @_;	2194	my ($self) = @_;
1779		2195
1780	$self->last_access ((delete $self->{last_access})	2196	$self->last_access ((delete $self->{last_access})
1781	|| $cf::RUNTIME); #d#	2197	|| $cf::RUNTIME); #d#
1782	# safety	2198	# safety
1783	$self->{instantiate_time} = $cf::RUNTIME	2199	$self->{instantiate_time} = $cf::RUNTIME
1784	if $self->{instantiate_time} > $cf::RUNTIME;	2200	if $self->{instantiate_time} > $cf::RUNTIME;
1785	}	2201	}
1786		2202
		2203	# called after loading the header from an original map
1787	sub prepare_orig {	2204	sub prepare_orig {
1788	my ($self) = @_;	2205	my ($self) = @_;
1789		2206
1790	$self->{load_original} = 1;	2207	$self->{load_original} = 1;
1791	$self->{instantiate_time} = $cf::RUNTIME;	2208	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1815		2232
1816	sub find;	2233	sub find;
1817	sub find {	2234	sub find {
1818	my ($path, $origin) = @_;	2235	my ($path, $origin) = @_;
1819		2236
		2237	cf::cede_to_tick;
		2238
1820	$path = normalise $path, $origin && $origin->path;	2239	$path = normalise $path, $origin;
1821		2240
		2241	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1822	cf::lock_wait "map_find:$path";	2242	my $guard2 = cf::lock_acquire "map_find:$path";
1823		2243
1824	$cf::MAP{$path} || do {	2244	$cf::MAP{$path} || do {
1825	my $guard = cf::lock_acquire "map_find:$path";
1826	my $map = new_from_path cf::map $path	2245	my $map = new_from_path cf::map $path
1827	or return;	2246	or return;
1828		2247
1829	$map->{last_save} = $cf::RUNTIME;	2248	$map->{last_save} = $cf::RUNTIME;
1830		2249
…		…
1832	or return;	2251	or return;
1833		2252
1834	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2253	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1835	# doing this can freeze the server in a sync job, obviously	2254	# doing this can freeze the server in a sync job, obviously
1836	#$cf::WAIT_FOR_TICK->wait;	2255	#$cf::WAIT_FOR_TICK->wait;
		2256	undef $guard2;
		2257	undef $guard1;
1837	$map->reset;	2258	$map->reset;
1838	undef $guard;
1839	return find $path;	2259	return find $path;
1840	}	2260	}
1841		2261
1842	$cf::MAP{$path} = $map	2262	$cf::MAP{$path} = $map
1843	}	2263	}
1844	}	2264	}
1845		2265
1846	sub pre_load { }	2266	sub pre_load { }
1847	sub post_load { }	2267	#sub post_load { } # XS
1848		2268
1849	sub load {	2269	sub load {
1850	my ($self) = @_;	2270	my ($self) = @_;
1851		2271
1852	local $self->{deny_reset} = 1; # loading can take a long time	2272	local $self->{deny_reset} = 1; # loading can take a long time
1853		2273
1854	my $path = $self->{path};	2274	my $path = $self->{path};
1855		2275
1856	{	2276	{
1857	my $guard1 = cf::lock_acquire "map_data:$path";	2277	my $guard = cf::lock_acquire "map_data:$path";
1858	my $guard2 = cf::lock_acquire "map_load:$path";
1859		2278
		2279	return unless $self->valid;
1860	return if $self->in_memory != cf::MAP_SWAPPED;	2280	return unless $self->state == cf::MAP_SWAPPED;
1861
1862	$self->in_memory (cf::MAP_LOADING);
1863		2281
1864	$self->alloc;	2282	$self->alloc;
1865		2283
1866	$self->pre_load;	2284	$self->pre_load;
1867	cf::cede_to_tick;	2285	cf::cede_to_tick;
1868		2286
1869	$self->_load_objects ($self->{load_path}, 1)	2287	if (exists $self->{load_path}) {
		2288	my $f = new_from_file cf::object::thawer $self->{load_path};
		2289	$f->skip_block;
		2290	$self->_load_objects ($f)
1870	or return;	2291	or return;
1871		2292
1872	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2293	$self->post_load_original
1873	if delete $self->{load_original};	2294	if delete $self->{load_original};
1874		2295
1875	if (my $uniq = $self->uniq_path) {	2296	if (my $uniq = $self->uniq_path) {
1876	utf8::encode $uniq;	2297	utf8::encode $uniq;
1877	if (aio_open $uniq, O_RDONLY, 0) {	2298	unless (aio_stat $uniq) {
		2299	if (my $f = new_from_file cf::object::thawer $uniq) {
1878	$self->clear_unique_items;	2300	$self->clear_unique_items;
1879	$self->_load_objects ($uniq, 0);	2301	$self->_load_objects ($f);
		2302	$f->resolve_delayed_derefs;
		2303	}
		2304	}
1880	}	2305	}
		2306
		2307	$f->resolve_delayed_derefs;
		2308	} else {
		2309	$self->post_load_original
		2310	if delete $self->{load_original};
1881	}	2311	}
		2312
		2313	$self->state (cf::MAP_INACTIVE);
1882		2314
1883	cf::cede_to_tick;	2315	cf::cede_to_tick;
1884	# now do the right thing for maps	2316	# now do the right thing for maps
1885	$self->link_multipart_objects;	2317	$self->link_multipart_objects;
1886	$self->difficulty ($self->estimate_difficulty)	2318	$self->difficulty ($self->estimate_difficulty)
…		…
1890	unless ($self->{deny_activate}) {	2322	unless ($self->{deny_activate}) {
1891	$self->decay_objects;	2323	$self->decay_objects;
1892	$self->fix_auto_apply;	2324	$self->fix_auto_apply;
1893	$self->update_buttons;	2325	$self->update_buttons;
1894	cf::cede_to_tick;	2326	cf::cede_to_tick;
1895	$self->set_darkness_map;	2327	#$self->activate; # no longer activate maps automatically
1896	cf::cede_to_tick;
1897	$self->activate;
1898	}	2328	}
1899		2329
1900	$self->{last_save} = $cf::RUNTIME;	2330	$self->{last_save} = $cf::RUNTIME;
1901	$self->last_access ($cf::RUNTIME);	2331	$self->last_access ($cf::RUNTIME);
1902
1903	$self->in_memory (cf::MAP_IN_MEMORY);
1904	}	2332	}
1905		2333
1906	$self->post_load;	2334	$self->post_load;
1907	}
1908		2335
		2336	1
		2337	}
		2338
		2339	# customize the map for a given player, i.e.
		2340	# return the _real_ map. used by e.g. per-player
		2341	# maps to change the path to ~playername/mappath
1909	sub customise_for {	2342	sub customise_for {
1910	my ($self, $ob) = @_;	2343	my ($self, $ob) = @_;
1911		2344
1912	return find "~" . $ob->name . "/" . $self->{path}	2345	return find "~" . $ob->name . "/" . $self->{path}
1913	if $self->per_player;	2346	if $self->per_player;
…		…
1916	# if $self->per_party;	2349	# if $self->per_party;
1917		2350
1918	$self	2351	$self
1919	}	2352	}
1920		2353
1921	# find and load all maps in the 3x3 area around a map
1922	sub load_neighbours {
1923	my ($map) = @_;
1924
1925	my @neigh; # diagonal neighbours
1926
1927	for (0 .. 3) {
1928	my $neigh = $map->tile_path ($_)
1929	or next;
1930	$neigh = find $neigh, $map
1931	or next;
1932	$neigh->load;
1933
1934	push @neigh,
1935	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1936	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1937	}
1938
1939	for (grep defined $_->[0], @neigh) {
1940	my ($path, $origin) = @$_;
1941	my $neigh = find $path, $origin
1942	or next;
1943	$neigh->load;
1944	}
1945	}
1946
1947	sub find_sync {	2354	sub find_sync {
1948	my ($path, $origin) = @_;	2355	my ($path, $origin) = @_;
1949		2356
1950	cf::sync_job { find $path, $origin }	2357	# it's a bug to call this from the main context
		2358	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2359	if $Coro::current == $Coro::main;
		2360
		2361	find $path, $origin
1951	}	2362	}
1952		2363
1953	sub do_load_sync {	2364	sub do_load_sync {
1954	my ($map) = @_;	2365	my ($map) = @_;
1955		2366
		2367	# it's a bug to call this from the main context
1956	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2368	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
1957	if $Coro::current == $Coro::main;	2369	if $Coro::current == $Coro::main;
1958		2370
1959	cf::sync_job { $map->load };	2371	$map->load;
1960	}	2372	}
1961		2373
1962	our %MAP_PREFETCH;	2374	our %MAP_PREFETCH;
1963	our $MAP_PREFETCHER = undef;	2375	our $MAP_PREFETCHER = undef;
1964		2376
1965	sub find_async {	2377	sub find_async {
1966	my ($path, $origin, $load) = @_;	2378	my ($path, $origin, $load) = @_;
1967		2379
1968	$path = normalise $path, $origin && $origin->{path};	2380	$path = normalise $path, $origin;
1969		2381
1970	if (my $map = $cf::MAP{$path}) {	2382	if (my $map = $cf::MAP{$path}) {
1971	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2383	return $map if !$load || $map->linkable;
1972	}	2384	}
1973		2385
1974	$MAP_PREFETCH{$path} |= $load;	2386	$MAP_PREFETCH{$path} |= $load;
1975		2387
1976	$MAP_PREFETCHER ||= cf::async {	2388	$MAP_PREFETCHER ||= cf::async {
		2389	$Coro::current->{desc} = "map prefetcher";
		2390
1977	while (%MAP_PREFETCH) {	2391	while (%MAP_PREFETCH) {
1978	while (my ($k, $v) = each %MAP_PREFETCH) {	2392	while (my ($k, $v) = each %MAP_PREFETCH) {
1979	if (my $map = find $k) {	2393	if (my $map = find $k) {
1980	$map->load if $v;	2394	$map->load if $v;
1981	}	2395	}
…		…
1988	$MAP_PREFETCHER->prio (6);	2402	$MAP_PREFETCHER->prio (6);
1989		2403
1990	()	2404	()
1991	}	2405	}
1992		2406
		2407	# common code, used by both ->save and ->swapout
1993	sub save {	2408	sub _save {
1994	my ($self) = @_;	2409	my ($self) = @_;
1995
1996	my $lock = cf::lock_acquire "map_data:$self->{path}";
1997		2410
1998	$self->{last_save} = $cf::RUNTIME;	2411	$self->{last_save} = $cf::RUNTIME;
1999		2412
2000	return unless $self->dirty;	2413	return unless $self->dirty;
2001		2414
…		…
2007	return if $self->{deny_save};	2420	return if $self->{deny_save};
2008		2421
2009	local $self->{last_access} = $self->last_access;#d#	2422	local $self->{last_access} = $self->last_access;#d#
2010		2423
2011	cf::async {	2424	cf::async {
		2425	$Coro::current->{desc} = "map player save";
2012	$_->contr->save for $self->players;	2426	$_->contr->save for $self->players;
2013	};	2427	};
		2428
		2429	cf::get_slot 0.02;
2014		2430
2015	if ($uniq) {	2431	if ($uniq) {
2016	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2432	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2017	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2433	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2018	} else {	2434	} else {
2019	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2435	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2020	}	2436	}
2021	}	2437	}
2022		2438
		2439	sub save {
		2440	my ($self) = @_;
		2441
		2442	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2443
		2444	$self->_save;
		2445	}
		2446
2023	sub swap_out {	2447	sub swap_out {
2024	my ($self) = @_;	2448	my ($self) = @_;
2025		2449
2026	# save first because save cedes
2027	$self->save;
2028
2029	my $lock = cf::lock_acquire "map_data:$self->{path}";	2450	my $lock = cf::lock_acquire "map_data:$self->{path}";
2030		2451
		2452	return if !$self->linkable;
		2453	return if $self->{deny_save};
2031	return if $self->players;	2454	return if $self->players;
2032	return if $self->in_memory != cf::MAP_IN_MEMORY;
2033	return if $self->{deny_save};
2034		2455
		2456	# first deactivate the map and "unlink" it from the core
		2457	$self->deactivate;
		2458	$_->clear_links_to ($self) for values %cf::MAP;
		2459	$self->state (cf::MAP_SWAPPED);
		2460
		2461	# then atomically save
		2462	$self->_save;
		2463
		2464	# then free the map
2035	$self->clear;	2465	$self->clear;
2036	$self->in_memory (cf::MAP_SWAPPED);
2037	}	2466	}
2038		2467
2039	sub reset_at {	2468	sub reset_at {
2040	my ($self) = @_;	2469	my ($self) = @_;
2041		2470
…		…
2059		2488
2060	my $lock = cf::lock_acquire "map_data:$self->{path}";	2489	my $lock = cf::lock_acquire "map_data:$self->{path}";
2061		2490
2062	return if $self->players;	2491	return if $self->players;
2063		2492
2064	warn "resetting map ", $self->path;	2493	cf::trace "resetting map ", $self->path, "\n";
2065		2494
2066	$self->in_memory (cf::MAP_SWAPPED);	2495	$self->state (cf::MAP_SWAPPED);
2067		2496
2068	# need to save uniques path	2497	# need to save uniques path
2069	unless ($self->{deny_save}) {	2498	unless ($self->{deny_save}) {
2070	my $uniq = $self->uniq_path; utf8::encode $uniq;	2499	my $uniq = $self->uniq_path; utf8::encode $uniq;
2071		2500
…		…
2073	if $uniq;	2502	if $uniq;
2074	}	2503	}
2075		2504
2076	delete $cf::MAP{$self->path};	2505	delete $cf::MAP{$self->path};
2077		2506
		2507	$self->deactivate;
		2508	$_->clear_links_to ($self) for values %cf::MAP;
2078	$self->clear;	2509	$self->clear;
2079
2080	$_->clear_links_to ($self) for values %cf::MAP;
2081		2510
2082	$self->unlink_save;	2511	$self->unlink_save;
2083	$self->destroy;	2512	$self->destroy;
2084	}	2513	}
2085		2514
2086	my $nuke_counter = "aaaa";	2515	my $nuke_counter = "aaaa";
2087		2516
2088	sub nuke {	2517	sub nuke {
2089	my ($self) = @_;	2518	my ($self) = @_;
2090		2519
		2520	{
		2521	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2522
2091	delete $cf::MAP{$self->path};	2523	delete $cf::MAP{$self->path};
2092		2524
2093	$self->unlink_save;	2525	$self->unlink_save;
2094		2526
2095	bless $self, "cf::map";	2527	bless $self, "cf::map::wrap";
2096	delete $self->{deny_reset};	2528	delete $self->{deny_reset};
2097	$self->{deny_save} = 1;	2529	$self->{deny_save} = 1;
2098	$self->reset_timeout (1);	2530	$self->reset_timeout (1);
2099	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2531	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2100		2532
2101	$cf::MAP{$self->path} = $self;	2533	$cf::MAP{$self->path} = $self;
		2534	}
2102		2535
2103	$self->reset; # polite request, might not happen	2536	$self->reset; # polite request, might not happen
2104	}	2537	}
2105		2538
2106	=item $maps = cf::map::tmp_maps	2539	=item $maps = cf::map::tmp_maps
…		…
2148		2581
2149	sub unique_maps() {	2582	sub unique_maps() {
2150	[	2583	[
2151	map {	2584	map {
2152	utf8::decode $_;	2585	utf8::decode $_;
2153	/\.map$/	2586	s/\.map$//; # TODO future compatibility hack
		2587	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2588	? ()
2154	? normalise $_	2589	: normalise $_
2155	: ()
2156	} @{ aio_readdir $UNIQUEDIR or [] }	2590	} @{ aio_readdir $UNIQUEDIR or [] }
2157	]	2591	]
2158	}	2592	}
2159		2593
2160	package cf;	2594	=item cf::map::static_maps
		2595
		2596	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2597	file in the shared directory excluding F</styles> and F</editor>). May
		2598	block.
		2599
		2600	=cut
		2601
		2602	sub static_maps() {
		2603	my @dirs = "";
		2604	my @maps;
		2605
		2606	while (@dirs) {
		2607	my $dir = shift @dirs;
		2608
		2609	next if $dir eq "/styles" || $dir eq "/editor";
		2610
		2611	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2612	or return;
		2613
		2614	for (@$files) {
		2615	s/\.map$// or next;
		2616	utf8::decode $_;
		2617	push @maps, "$dir/$_";
		2618	}
		2619
		2620	push @dirs, map "$dir/$_", @$dirs;
		2621	}
		2622
		2623	\@maps
		2624	}
2161		2625
2162	=back	2626	=back
2163		2627
2164	=head3 cf::object	2628	=head3 cf::object
2165		2629
…		…
2169		2633
2170	=over 4	2634	=over 4
2171		2635
2172	=item $ob->inv_recursive	2636	=item $ob->inv_recursive
2173		2637
2174	Returns the inventory of the object _and_ their inventories, recursively.	2638	Returns the inventory of the object I<and> their inventories, recursively,
		2639	but I<not> the object itself.
2175		2640
2176	=cut	2641	=cut
2177		2642
2178	sub inv_recursive_;	2643	sub inv_recursive_;
2179	sub inv_recursive_ {	2644	sub inv_recursive_ {
…		…
2182		2647
2183	sub inv_recursive {	2648	sub inv_recursive {
2184	inv_recursive_ inv $_[0]	2649	inv_recursive_ inv $_[0]
2185	}	2650	}
2186		2651
		2652	=item $ref = $ob->ref
		2653
		2654	Creates and returns a persistent reference to an object that can be stored as a string.
		2655
		2656	=item $ob = cf::object::deref ($refstring)
		2657
		2658	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2659	even if the object actually exists. May block.
		2660
		2661	=cut
		2662
		2663	sub deref {
		2664	my ($ref) = @_;
		2665
		2666	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2667	my ($uuid, $name) = ($1, $2);
		2668	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2669	or return;
		2670	$pl->ob->uuid eq $uuid
		2671	or return;
		2672
		2673	$pl->ob
		2674	} else {
		2675	warn "$ref: cannot resolve object reference\n";
		2676	undef
		2677	}
		2678	}
		2679
2187	package cf;	2680	package cf;
2188		2681
2189	=back	2682	=back
2190		2683
2191	=head3 cf::object::player	2684	=head3 cf::object::player
…		…
2197	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2690	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2198	can be C<undef>. Does the right thing when the player is currently in a	2691	can be C<undef>. Does the right thing when the player is currently in a
2199	dialogue with the given NPC character.	2692	dialogue with the given NPC character.
2200		2693
2201	=cut	2694	=cut
		2695
		2696	our $SAY_CHANNEL = {
		2697	id => "say",
		2698	title => "Map",
		2699	reply => "say ",
		2700	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2701	};
		2702
		2703	our $CHAT_CHANNEL = {
		2704	id => "chat",
		2705	title => "Chat",
		2706	reply => "chat ",
		2707	tooltip => "Player chat and shouts, global to the server.",
		2708	};
2202		2709
2203	# rough implementation of a future "reply" method that works	2710	# rough implementation of a future "reply" method that works
2204	# with dialog boxes.	2711	# with dialog boxes.
2205	#TODO: the first argument must go, split into a $npc->reply_to ( method	2712	#TODO: the first argument must go, split into a $npc->reply_to ( method
2206	sub cf::object::player::reply($$$;$) {	2713	sub cf::object::player::reply($$$;$) {
…		…
2218	my $dialog = $pl->{npc_dialog};	2725	my $dialog = $pl->{npc_dialog};
2219	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2726	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2220		2727
2221	} else {	2728	} else {
2222	$msg = $npc->name . " says: $msg" if $npc;	2729	$msg = $npc->name . " says: $msg" if $npc;
2223	$self->message ($msg, $flags);	2730	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2224	}	2731	}
2225	}	2732	}
2226	}	2733	}
2227		2734
2228	=item $object->send_msg ($channel, $msg, $color, [extra...])	2735	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2253		2760
2254	=item $player_object->enter_link	2761	=item $player_object->enter_link
2255		2762
2256	Freezes the player and moves him/her to a special map (C<{link}>).	2763	Freezes the player and moves him/her to a special map (C<{link}>).
2257		2764
2258	The player should be reasonably safe there for short amounts of time. You	2765	The player should be reasonably safe there for short amounts of time (e.g.
2259	I<MUST> call C<leave_link> as soon as possible, though.	2766	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2767	though, as the player cannot control the character while it is on the link
		2768	map.
2260		2769
2261	Will never block.	2770	Will never block.
2262		2771
2263	=item $player_object->leave_link ($map, $x, $y)	2772	=item $player_object->leave_link ($map, $x, $y)
2264		2773
…		…
2284	sub cf::object::player::enter_link {	2793	sub cf::object::player::enter_link {
2285	my ($self) = @_;	2794	my ($self) = @_;
2286		2795
2287	$self->deactivate_recursive;	2796	$self->deactivate_recursive;
2288		2797
		2798	++$self->{_link_recursion};
		2799
2289	return if UNIVERSAL::isa $self->map, "ext::map_link";	2800	return if UNIVERSAL::isa $self->map, "ext::map_link";
2290		2801
2291	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2802	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2292	if $self->map && $self->map->{path} ne "{link}";	2803	if $self->map && $self->map->{path} ne "{link}";
2293		2804
2294	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2805	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2295	}	2806	}
2296		2807
2297	sub cf::object::player::leave_link {	2808	sub cf::object::player::leave_link {
2298	my ($self, $map, $x, $y) = @_;	2809	my ($self, $map, $x, $y) = @_;
2299		2810
…		…
2316	($x, $y) = (-1, -1)	2827	($x, $y) = (-1, -1)
2317	unless (defined $x) && (defined $y);	2828	unless (defined $x) && (defined $y);
2318		2829
2319	# use -1 or undef as default coordinates, not 0, 0	2830	# use -1 or undef as default coordinates, not 0, 0
2320	($x, $y) = ($map->enter_x, $map->enter_y)	2831	($x, $y) = ($map->enter_x, $map->enter_y)
2321	if $x <=0 && $y <= 0;	2832	if $x <= 0 && $y <= 0;
2322		2833
2323	$map->load;	2834	$map->load;
2324	$map->load_neighbours;
2325		2835
2326	return unless $self->contr->active;	2836	return unless $self->contr->active;
2327	$self->activate_recursive;
2328		2837
2329	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2838	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2330	$self->enter_map ($map, $x, $y);	2839	if ($self->enter_map ($map, $x, $y)) {
2331	}	2840	# entering was successful
		2841	delete $self->{_link_recursion};
		2842	# only activate afterwards, to support waiting in hooks
		2843	$self->activate_recursive;
		2844	}
2332		2845
		2846	}
		2847
2333	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2848	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2334		2849
2335	Moves the player to the given map-path and coordinates by first freezing	2850	Moves the player to the given map-path and coordinates by first freezing
2336	her, loading and preparing them map, calling the provided $check callback	2851	her, loading and preparing them map, calling the provided $check callback
2337	that has to return the map if sucecssful, and then unfreezes the player on	2852	that has to return the map if sucecssful, and then unfreezes the player on
2338	the new (success) or old (failed) map position. In either case, $done will	2853	the new (success) or old (failed) map position. In either case, $done will
2339	be called at the end of this process.	2854	be called at the end of this process.
2340		2855
		2856	Note that $check will be called with a potentially non-loaded map, so if
		2857	it needs a loaded map it has to call C<< ->load >>.
		2858
2341	=cut	2859	=cut
2342		2860
2343	our $GOTOGEN;	2861	our $GOTOGEN;
2344		2862
2345	sub cf::object::player::goto {	2863	sub cf::object::player::goto {
2346	my ($self, $path, $x, $y, $check, $done) = @_;	2864	my ($self, $path, $x, $y, $check, $done) = @_;
2347		2865
		2866	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2867	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2868	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2869	($path, $x, $y) = @$EMERGENCY_POSITION;
		2870	}
		2871
2348	# do generation counting so two concurrent goto's will be executed in-order	2872	# do generation counting so two concurrent goto's will be executed in-order
2349	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2873	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2350		2874
2351	$self->enter_link;	2875	$self->enter_link;
2352		2876
2353	(async {	2877	(async {
		2878	$Coro::current->{desc} = "player::goto $path $x $y";
		2879
		2880	# *tag paths override both path and x|y
		2881	if ($path =~ /^\*(.*)$/) {
		2882	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2883	my $ob = $obs[rand @obs];
		2884
		2885	# see if we actually can go there
		2886	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2887	$ob = $obs[rand @obs];
		2888	} else {
		2889	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2890	}
		2891	# else put us there anyways for now #d#
		2892
		2893	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2894	} else {
		2895	($path, $x, $y) = (undef, undef, undef);
		2896	}
		2897	}
		2898
2354	my $map = eval {	2899	my $map = eval {
2355	my $map = cf::map::find $path;	2900	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2356		2901
2357	if ($map) {	2902	if ($map) {
2358	$map = $map->customise_for ($self);	2903	$map = $map->customise_for ($self);
2359	$map = $check->($map) if $check && $map;	2904	$map = $check->($map, $x, $y, $self) if $check && $map;
2360	} else {	2905	} else {
2361	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2906	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2362	}	2907	}
2363		2908
2364	$map	2909	$map
2365	};	2910	};
2366		2911
…		…
2372	if ($gen == $self->{_goto_generation}) {	2917	if ($gen == $self->{_goto_generation}) {
2373	delete $self->{_goto_generation};	2918	delete $self->{_goto_generation};
2374	$self->leave_link ($map, $x, $y);	2919	$self->leave_link ($map, $x, $y);
2375	}	2920	}
2376		2921
2377	$done->() if $done;	2922	$done->($self) if $done;
2378	})->prio (1);	2923	})->prio (1);
2379	}	2924	}
2380		2925
2381	=item $player_object->enter_exit ($exit_object)	2926	=item $player_object->enter_exit ($exit_object)
2382		2927
…		…
2402	}	2947	}
2403		2948
2404	sub prepare_random_map {	2949	sub prepare_random_map {
2405	my ($exit) = @_;	2950	my ($exit) = @_;
2406		2951
2407	my $guard = cf::lock_acquire "exit_prepare:$exit";
2408
2409	# all this does is basically replace the /! path by	2952	# all this does is basically replace the /! path by
2410	# a new random map path (?random/...) with a seed	2953	# a new random map path (?random/...) with a seed
2411	# that depends on the exit object	2954	# that depends on the exit object
2412		2955
2413	my $rmp = parse_random_map_params $exit->msg;	2956	my $rmp = parse_random_map_params $exit->msg;
…		…
2415	if ($exit->map) {	2958	if ($exit->map) {
2416	$rmp->{region} = $exit->region->name;	2959	$rmp->{region} = $exit->region->name;
2417	$rmp->{origin_map} = $exit->map->path;	2960	$rmp->{origin_map} = $exit->map->path;
2418	$rmp->{origin_x} = $exit->x;	2961	$rmp->{origin_x} = $exit->x;
2419	$rmp->{origin_y} = $exit->y;	2962	$rmp->{origin_y} = $exit->y;
		2963
		2964	$exit->map->touch;
2420	}	2965	}
2421		2966
2422	$rmp->{random_seed} ||= $exit->random_seed;	2967	$rmp->{random_seed} ||= $exit->random_seed;
2423		2968
2424	my $data = cf::to_json $rmp;	2969	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2425	my $md5 = Digest::MD5::md5_hex $data;	2970	my $md5 = Digest::MD5::md5_hex $data;
2426	my $meta = "$RANDOMDIR/$md5.meta";	2971	my $meta = "$RANDOMDIR/$md5.meta";
2427		2972
2428	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2973	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2429	aio_write $fh, 0, (length $data), $data, 0;	2974	aio_write $fh, 0, (length $data), $data, 0;
2430	undef $fh;	2975	undef $fh;
2431	aio_rename "$meta~", $meta;	2976	aio_rename "$meta~", $meta;
2432		2977
		2978	my $slaying = "?random/$md5";
		2979
		2980	if ($exit->valid) {
2433	$exit->slaying ("?random/$md5");	2981	$exit->slaying ("?random/$md5");
2434	$exit->msg (undef);	2982	$exit->msg (undef);
		2983	}
2435	}	2984	}
2436	}	2985	}
2437		2986
2438	sub cf::object::player::enter_exit {	2987	sub cf::object::player::enter_exit {
2439	my ($self, $exit) = @_;	2988	my ($self, $exit) = @_;
2440		2989
2441	return unless $self->type == cf::PLAYER;	2990	return unless $self->type == cf::PLAYER;
2442		2991
2443	if ($exit->slaying eq "/!") {
2444	#TODO: this should de-fi-ni-te-ly not be a sync-job
2445	# the problem is that $exit might not survive long enough
2446	# so it needs to be done right now, right here
2447	cf::sync_job { prepare_random_map $exit };
2448	}
2449
2450	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2451	my $hp = $exit->stats->hp;
2452	my $sp = $exit->stats->sp;
2453
2454	$self->enter_link;	2992	$self->enter_link;
2455		2993
2456	# if exit is damned, update players death & WoR home-position
2457	$self->contr->savebed ($slaying, $hp, $sp)
2458	if $exit->flag (FLAG_DAMNED);
2459
2460	(async {	2994	(async {
2461	$self->deactivate_recursive; # just to be sure	2995	$Coro::current->{desc} = "enter_exit";
		2996
2462	unless (eval {	2997	unless (eval {
		2998	$self->deactivate_recursive; # just to be sure
		2999
		3000	my $map = cf::map::normalise $exit->slaying, $exit->map;
		3001	my $x = $exit->stats->hp;
		3002	my $y = $exit->stats->sp;
		3003
		3004	# special map handling
		3005	my $slaying = $exit->slaying;
		3006
		3007	# special map handling
		3008	if ($slaying eq "/!") {
		3009	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3010
		3011	prepare_random_map $exit
		3012	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3013
		3014	$map = $exit->slaying;
		3015
		3016	} elsif ($slaying eq '!up') {
		3017	$map = $exit->map->tile_path (cf::TILE_UP);
		3018	$x = $exit->x;
		3019	$y = $exit->y;
		3020
		3021	} elsif ($slaying eq '!down') {
		3022	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3023	$x = $exit->x;
		3024	$y = $exit->y;
		3025	}
		3026
2463	$self->goto ($slaying, $hp, $sp);	3027	$self->goto ($map, $x, $y);
2464		3028
		3029	# if exit is damned, update players death & WoR home-position
		3030	$self->contr->savebed ($map, $x, $y)
		3031	if $exit->flag (cf::FLAG_DAMNED);
		3032
2465	1;	3033	1
2466	}) {	3034	}) {
2467	$self->message ("Something went wrong deep within the crossfire server. "	3035	$self->message ("Something went wrong deep within the deliantra server. "
2468	. "I'll try to bring you back to the map you were before. "	3036	. "I'll try to bring you back to the map you were before. "
2469	. "Please report this to the dungeon master!",	3037	. "Please report this to the dungeon master!",
2470	cf::NDI_UNIQUE | cf::NDI_RED);	3038	cf::NDI_UNIQUE | cf::NDI_RED);
2471		3039
2472	warn "ERROR in enter_exit: $@";	3040	error "ERROR in enter_exit: $@";
2473	$self->leave_link;	3041	$self->leave_link;
2474	}	3042	}
2475	})->prio (1);	3043	})->prio (1);
2476	}	3044	}
2477		3045
…		…
2489	sub cf::client::send_drawinfo {	3057	sub cf::client::send_drawinfo {
2490	my ($self, $text, $flags) = @_;	3058	my ($self, $text, $flags) = @_;
2491		3059
2492	utf8::encode $text;	3060	utf8::encode $text;
2493	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3061	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3062	}
		3063
		3064	=item $client->send_big_packet ($pkt)
		3065
		3066	Like C<send_packet>, but tries to compress large packets, and fragments
		3067	them as required.
		3068
		3069	=cut
		3070
		3071	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3072
		3073	sub cf::client::send_big_packet {
		3074	my ($self, $pkt) = @_;
		3075
		3076	# try lzf for large packets
		3077	$pkt = "lzf " . Compress::LZF::compress $pkt
		3078	if 1024 <= length $pkt and $self->{can_lzf};
		3079
		3080	# split very large packets
		3081	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3082	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3083	$pkt = "frag";
		3084	}
		3085
		3086	$self->send_packet ($pkt);
2494	}	3087	}
2495		3088
2496	=item $client->send_msg ($channel, $msg, $color, [extra...])	3089	=item $client->send_msg ($channel, $msg, $color, [extra...])
2497		3090
2498	Send a drawinfo or msg packet to the client, formatting the msg for the	3091	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2500	the message, with C<log> being the default. If C<$color> is negative, suppress	3093	the message, with C<log> being the default. If C<$color> is negative, suppress
2501	the message unless the client supports the msg packet.	3094	the message unless the client supports the msg packet.
2502		3095
2503	=cut	3096	=cut
2504		3097
		3098	# non-persistent channels (usually the info channel)
		3099	our %CHANNEL = (
		3100	"c/motd" => {
		3101	id => "infobox",
		3102	title => "MOTD",
		3103	reply => undef,
		3104	tooltip => "The message of the day",
		3105	},
		3106	"c/identify" => {
		3107	id => "infobox",
		3108	title => "Identify",
		3109	reply => undef,
		3110	tooltip => "Items recently identified",
		3111	},
		3112	"c/examine" => {
		3113	id => "infobox",
		3114	title => "Examine",
		3115	reply => undef,
		3116	tooltip => "Signs and other items you examined",
		3117	},
		3118	"c/shopinfo" => {
		3119	id => "infobox",
		3120	title => "Shop Info",
		3121	reply => undef,
		3122	tooltip => "What your bargaining skill tells you about the shop",
		3123	},
		3124	"c/book" => {
		3125	id => "infobox",
		3126	title => "Book",
		3127	reply => undef,
		3128	tooltip => "The contents of a note or book",
		3129	},
		3130	"c/lookat" => {
		3131	id => "infobox",
		3132	title => "Look",
		3133	reply => undef,
		3134	tooltip => "What you saw there",
		3135	},
		3136	"c/who" => {
		3137	id => "infobox",
		3138	title => "Players",
		3139	reply => undef,
		3140	tooltip => "Shows players who are currently online",
		3141	},
		3142	"c/body" => {
		3143	id => "infobox",
		3144	title => "Body Parts",
		3145	reply => undef,
		3146	tooltip => "Shows which body parts you posess and are available",
		3147	},
		3148	"c/statistics" => {
		3149	id => "infobox",
		3150	title => "Statistics",
		3151	reply => undef,
		3152	tooltip => "Shows your primary statistics",
		3153	},
		3154	"c/skills" => {
		3155	id => "infobox",
		3156	title => "Skills",
		3157	reply => undef,
		3158	tooltip => "Shows your experience per skill and item power",
		3159	},
		3160	"c/shopitems" => {
		3161	id => "infobox",
		3162	title => "Shop Items",
		3163	reply => undef,
		3164	tooltip => "Shows the items currently for sale in this shop",
		3165	},
		3166	"c/resistances" => {
		3167	id => "infobox",
		3168	title => "Resistances",
		3169	reply => undef,
		3170	tooltip => "Shows your resistances",
		3171	},
		3172	"c/pets" => {
		3173	id => "infobox",
		3174	title => "Pets",
		3175	reply => undef,
		3176	tooltip => "Shows information abotu your pets/a specific pet",
		3177	},
		3178	"c/perceiveself" => {
		3179	id => "infobox",
		3180	title => "Perceive Self",
		3181	reply => undef,
		3182	tooltip => "You gained detailed knowledge about yourself",
		3183	},
		3184	"c/uptime" => {
		3185	id => "infobox",
		3186	title => "Uptime",
		3187	reply => undef,
		3188	tooltip => "How long the server has been running since last restart",
		3189	},
		3190	"c/mapinfo" => {
		3191	id => "infobox",
		3192	title => "Map Info",
		3193	reply => undef,
		3194	tooltip => "Information related to the maps",
		3195	},
		3196	"c/party" => {
		3197	id => "party",
		3198	title => "Party",
		3199	reply => "gsay ",
		3200	tooltip => "Messages and chat related to your party",
		3201	},
		3202	"c/death" => {
		3203	id => "death",
		3204	title => "Death",
		3205	reply => undef,
		3206	tooltip => "Reason for and more info about your most recent death",
		3207	},
		3208	"c/say" => $SAY_CHANNEL,
		3209	"c/chat" => $CHAT_CHANNEL,
		3210	);
		3211
2505	sub cf::client::send_msg {	3212	sub cf::client::send_msg {
2506	my ($self, $channel, $msg, $color, @extra) = @_;	3213	my ($self, $channel, $msg, $color, @extra) = @_;
2507		3214
2508	$msg = $self->pl->expand_cfpod ($msg);	3215	$msg = $self->pl->expand_cfpod ($msg)
		3216	unless $color & cf::NDI_VERBATIM;
2509		3217
2510	$color &= cf::NDI_CLIENT_MASK; # just in case...	3218	$color &= cf::NDI_CLIENT_MASK; # just in case...
2511		3219
		3220	# check predefined channels, for the benefit of C
		3221	if ($CHANNEL{$channel}) {
		3222	$channel = $CHANNEL{$channel};
		3223
		3224	$self->ext_msg (channel_info => $channel);
		3225	$channel = $channel->{id};
		3226
2512	if (ref $channel) {	3227	} elsif (ref $channel) {
2513	# send meta info to client, if not yet sent	3228	# send meta info to client, if not yet sent
2514	unless (exists $self->{channel}{$channel->{id}}) {	3229	unless (exists $self->{channel}{$channel->{id}}) {
2515	$self->{channel}{$channel->{id}} = $channel;	3230	$self->{channel}{$channel->{id}} = $channel;
2516	$self->ext_msg (channel_info => $channel);	3231	$self->ext_msg (channel_info => $channel);
2517	}	3232	}
…		…
2519	$channel = $channel->{id};	3234	$channel = $channel->{id};
2520	}	3235	}
2521		3236
2522	return unless @extra || length $msg;	3237	return unless @extra || length $msg;
2523		3238
2524	if ($self->can_msg) {
2525	# default colour, mask it out	3239	# default colour, mask it out
2526	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3240	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2527	if $color & cf::NDI_DEF;	3241	if $color & cf::NDI_DEF;
2528		3242
2529	$self->send_packet ("msg " . $self->{json_coder}->encode (	3243	my $pkt = "msg "
		3244	. $self->{json_coder}->encode (
2530	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3245	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2531	} else {	3246	);
2532	if ($color >= 0) {
2533	# replace some tags by gcfclient-compatible ones
2534	for ($msg) {
2535	1 while
2536	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2537	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2538	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2539	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2540	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2541	}
2542		3247
2543	$color &= cf::NDI_COLOR_MASK;	3248	$self->send_big_packet ($pkt);
2544
2545	utf8::encode $msg;
2546
2547	if (0 && $msg =~ /\[/) {
2548	# COMMAND/INFO
2549	$self->send_packet ("drawextinfo $color 10 8 $msg")
2550	} else {
2551	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2552	$self->send_packet ("drawinfo $color $msg")
2553	}
2554	}
2555	}
2556	}	3249	}
2557		3250
2558	=item $client->ext_msg ($type, @msg)	3251	=item $client->ext_msg ($type, @msg)
2559		3252
2560	Sends an ext event to the client.	3253	Sends an ext event to the client.
…		…
2562	=cut	3255	=cut
2563		3256
2564	sub cf::client::ext_msg($$@) {	3257	sub cf::client::ext_msg($$@) {
2565	my ($self, $type, @msg) = @_;	3258	my ($self, $type, @msg) = @_;
2566		3259
2567	if ($self->extcmd == 2) {
2568	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3260	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2569	} elsif ($self->extcmd == 1) { # TODO: remove
2570	push @msg, msgtype => "event_$type";
2571	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2572	}
2573	}
2574
2575	=item $client->ext_reply ($msgid, @msg)
2576
2577	Sends an ext reply to the client.
2578
2579	=cut
2580
2581	sub cf::client::ext_reply($$@) {
2582	my ($self, $id, @msg) = @_;
2583
2584	if ($self->extcmd == 2) {
2585	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2586	} elsif ($self->extcmd == 1) {
2587	#TODO: version 1, remove
2588	unshift @msg, msgtype => "reply", msgid => $id;
2589	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2590	}
2591	}	3261	}
2592		3262
2593	=item $success = $client->query ($flags, "text", \&cb)	3263	=item $success = $client->query ($flags, "text", \&cb)
2594		3264
2595	Queues a query to the client, calling the given callback with	3265	Queues a query to the client, calling the given callback with
…		…
2650	my ($ns, $buf) = @_;	3320	my ($ns, $buf) = @_;
2651		3321
2652	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3322	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2653		3323
2654	if (ref $msg) {	3324	if (ref $msg) {
2655	my ($type, $reply, @payload) =	3325	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2656	"ARRAY" eq ref $msg
2657	? @$msg
2658	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2659		3326
2660	my @reply;
2661
2662	if (my $cb = $EXTICMD{$type}) {	3327	if (my $cb = $EXTIACMD{$type}) {
		3328	$cb->(
		3329	$ns,
		3330	sub {
		3331	$ns->ext_msg ("reply-$reply", @_)
		3332	if $reply;
		3333	},
		3334	@payload
		3335	);
		3336	} else {
		3337	my @reply;
		3338
		3339	if (my $cb = $EXTICMD{$type}) {
2663	@reply = $cb->($ns, @payload);	3340	@reply = $cb->($ns, @payload);
		3341	}
		3342
		3343	$ns->ext_msg ("reply-$reply", @reply)
		3344	if $reply;
2664	}	3345	}
2665
2666	$ns->ext_reply ($reply, @reply)
2667	if $reply;
2668
2669	} else {	3346	} else {
2670	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3347	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2671	}	3348	}
2672		3349
2673	cf::override;	3350	cf::override;
2674	},	3351	},
2675	);	3352	);
…		…
2695		3372
2696	$coro	3373	$coro
2697	}	3374	}
2698		3375
2699	cf::client->attach (	3376	cf::client->attach (
2700	on_destroy => sub {	3377	on_client_destroy => sub {
2701	my ($ns) = @_;	3378	my ($ns) = @_;
2702		3379
2703	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3380	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2704	},	3381	},
2705	);	3382	);
…		…
2721	our $safe_hole = new Safe::Hole;	3398	our $safe_hole = new Safe::Hole;
2722		3399
2723	$SIG{FPE} = 'IGNORE';	3400	$SIG{FPE} = 'IGNORE';
2724		3401
2725	$safe->permit_only (Opcode::opset qw(	3402	$safe->permit_only (Opcode::opset qw(
2726	:base_core :base_mem :base_orig :base_math	3403	:base_core :base_mem :base_orig :base_math :base_loop
2727	grepstart grepwhile mapstart mapwhile	3404	grepstart grepwhile mapstart mapwhile
2728	sort time	3405	sort time
2729	));	3406	));
2730		3407
2731	# here we export the classes and methods available to script code	3408	# here we export the classes and methods available to script code
…		…
2733	=pod	3410	=pod
2734		3411
2735	The following functions and methods are available within a safe environment:	3412	The following functions and methods are available within a safe environment:
2736		3413
2737	cf::object	3414	cf::object
2738	contr pay_amount pay_player map x y force_find force_add	3415	contr pay_amount pay_player map x y force_find force_add destroy
2739	insert remove name archname title slaying race decrease_ob_nr	3416	insert remove name archname title slaying race decrease split
		3417	value
2740		3418
2741	cf::object::player	3419	cf::object::player
2742	player	3420	player
2743		3421
2744	cf::player	3422	cf::player
…		…
2749		3427
2750	=cut	3428	=cut
2751		3429
2752	for (	3430	for (
2753	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3431	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2754	insert remove inv name archname title slaying race	3432	insert remove inv nrof name archname title slaying race
2755	decrease_ob_nr)],	3433	decrease split destroy change_exp value msg lore send_msg)],
2756	["cf::object::player" => qw(player)],	3434	["cf::object::player" => qw(player)],
2757	["cf::player" => qw(peaceful)],	3435	["cf::player" => qw(peaceful send_msg)],
2758	["cf::map" => qw(trigger)],	3436	["cf::map" => qw(trigger)],
2759	) {	3437	) {
2760	no strict 'refs';
2761	my ($pkg, @funs) = @$_;	3438	my ($pkg, @funs) = @$_;
2762	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3439	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2763	for @funs;	3440	for @funs;
2764	}	3441	}
2765		3442
…		…
2780		3457
2781	my $qcode = $code;	3458	my $qcode = $code;
2782	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3459	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2783	$qcode =~ s/\n/\\n/g;	3460	$qcode =~ s/\n/\\n/g;
2784		3461
		3462	%vars = (_dummy => 0) unless %vars;
		3463
		3464	my @res;
2785	local $_;	3465	local $_;
2786	local @safe::cf::_safe_eval_args = values %vars;
2787		3466
2788	my $eval =	3467	my $eval =
2789	"do {\n"	3468	"do {\n"
2790	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3469	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2791	. "#line 0 \"{$qcode}\"\n"	3470	. "#line 0 \"{$qcode}\"\n"
2792	. $code	3471	. $code
2793	. "\n}"	3472	. "\n}"
2794	;	3473	;
2795		3474
		3475	if ($CFG{safe_eval}) {
2796	sub_generation_inc;	3476	sub_generation_inc;
		3477	local @safe::cf::_safe_eval_args = values %vars;
2797	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3478	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2798	sub_generation_inc;	3479	sub_generation_inc;
		3480	} else {
		3481	local @cf::_safe_eval_args = values %vars;
		3482	@res = wantarray ? eval eval : scalar eval $eval;
		3483	}
2799		3484
2800	if ($@) {	3485	if ($@) {
2801	warn "$@";	3486	warn "$@",
2802	warn "while executing safe code '$code'\n";	3487	"while executing safe code '$code'\n",
2803	warn "with arguments " . (join " ", %vars) . "\n";	3488	"with arguments " . (join " ", %vars) . "\n";
2804	}	3489	}
2805		3490
2806	wantarray ? @res : $res[0]	3491	wantarray ? @res : $res[0]
2807	}	3492	}
2808		3493
…		…
2822	=cut	3507	=cut
2823		3508
2824	sub register_script_function {	3509	sub register_script_function {
2825	my ($fun, $cb) = @_;	3510	my ($fun, $cb) = @_;
2826		3511
2827	no strict 'refs';	3512	$fun = "safe::$fun" if $CFG{safe_eval};
2828	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3513	*$fun = $safe_hole->wrap ($cb);
2829	}	3514	}
2830		3515
2831	=back	3516	=back
2832		3517
2833	=cut	3518	=cut
2834		3519
2835	#############################################################################	3520	#############################################################################
2836	# the server's init and main functions	3521	# the server's init and main functions
		3522
		3523	our %FACEHASH; # hash => idx, #d# HACK for http server
		3524
		3525	# internal api, not fianlised
		3526	sub set_face {
		3527	my ($name, $type, $data) = @_;
		3528
		3529	my $idx = cf::face::find $name;
		3530
		3531	if ($idx) {
		3532	delete $FACEHASH{cf::face::get_chksum $idx};
		3533	} else {
		3534	$idx = cf::face::alloc $name;
		3535	}
		3536
		3537	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3538
		3539	cf::face::set_type $idx, $type;
		3540	cf::face::set_data $idx, 0, $data, $hash;
		3541	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3542	$FACEHASH{$hash} = $idx;#d#
		3543
		3544	$idx
		3545	}
2837		3546
2838	sub load_facedata($) {	3547	sub load_facedata($) {
2839	my ($path) = @_;	3548	my ($path) = @_;
2840		3549
2841	# HACK to clear player env face cache, we need some signal framework	3550	# HACK to clear player env face cache, we need some signal framework
2842	# for this (global event?)	3551	# for this (global event?)
2843	%ext::player_env::MUSIC_FACE_CACHE = ();	3552	%ext::player_env::MUSIC_FACE_CACHE = ();
2844		3553
2845	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3554	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2846		3555
2847	warn "loading facedata from $path\n";	3556	trace "loading facedata from $path\n";
2848		3557
2849	my $facedata;	3558	my $facedata = decode_storable load_file $path;
2850	0 < aio_load $path, $facedata
2851	or die "$path: $!";
2852
2853	$facedata = Coro::Storable::thaw $facedata;
2854		3559
2855	$facedata->{version} == 2	3560	$facedata->{version} == 2
2856	or cf::cleanup "$path: version mismatch, cannot proceed.";	3561	or cf::cleanup "$path: version mismatch, cannot proceed.";
2857		3562
2858	# patch in the exptable
2859	$facedata->{resource}{"res/exp_table"} = {
2860	type => FT_RSRC,
2861	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
2862	};
2863	cf::cede_to_tick;	3563	cf::cede_to_tick;
2864		3564
2865	{	3565	{
2866	my $faces = $facedata->{faceinfo};	3566	my $faces = delete $facedata->{faceinfo};
2867		3567
2868	while (my ($face, $info) = each %$faces) {	3568	for my $face (sort keys %$faces) {
		3569	my $info = $faces->{$face};
2869	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3570	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3571
2870	cf::face::set_visibility $idx, $info->{visibility};	3572	cf::face::set_visibility $idx, $info->{visibility};
2871	cf::face::set_magicmap $idx, $info->{magicmap};	3573	cf::face::set_magicmap $idx, $info->{magicmap};
2872	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3574	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2873	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3575	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2874		3576	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3577	$FACEHASH{$info->{hash64}} = $idx;#d#
		3578
2875	cf::cede_to_tick;	3579	cf::cede_to_tick;
2876	}	3580	}
2877		3581
2878	while (my ($face, $info) = each %$faces) {	3582	while (my ($face, $info) = each %$faces) {
2879	next unless $info->{smooth};	3583	next unless $info->{smooth};
		3584
2880	my $idx = cf::face::find $face	3585	my $idx = cf::face::find $face
2881	or next;	3586	or next;
		3587
2882	if (my $smooth = cf::face::find $info->{smooth}) {	3588	if (my $smooth = cf::face::find $info->{smooth}) {
2883	cf::face::set_smooth $idx, $smooth;	3589	cf::face::set_smooth $idx, $smooth;
2884	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3590	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2885	} else {	3591	} else {
2886	warn "smooth face '$info->{smooth}' not found for face '$face'";	3592	error "smooth face '$info->{smooth}' not found for face '$face'";
2887	}	3593	}
2888		3594
2889	cf::cede_to_tick;	3595	cf::cede_to_tick;
2890	}	3596	}
2891	}	3597	}
2892		3598
2893	{	3599	{
2894	my $anims = $facedata->{animinfo};	3600	my $anims = delete $facedata->{animinfo};
2895		3601
2896	while (my ($anim, $info) = each %$anims) {	3602	while (my ($anim, $info) = each %$anims) {
2897	cf::anim::set $anim, $info->{frames}, $info->{facings};	3603	cf::anim::set $anim, $info->{frames}, $info->{facings};
2898	cf::cede_to_tick;	3604	cf::cede_to_tick;
2899	}	3605	}
2900		3606
2901	cf::anim::invalidate_all; # d'oh	3607	cf::anim::invalidate_all; # d'oh
2902	}	3608	}
2903		3609
2904	{	3610	{
2905	# TODO: for gcfclient pleasure, we should give resources
2906	# that gcfclient doesn't grok a >10000 face index.
2907	my $res = $facedata->{resource};	3611	my $res = delete $facedata->{resource};
2908
2909	my $soundconf = delete $res->{"res/sound.conf"};
2910		3612
2911	while (my ($name, $info) = each %$res) {	3613	while (my ($name, $info) = each %$res) {
		3614	if (defined (my $type = $info->{type})) {
		3615	# TODO: different hash - must free and use new index, or cache ixface data queue
2912	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3616	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2913	my $data;
2914		3617
2915	if ($info->{type} & 1) {	3618	cf::face::set_type $idx, $type;
2916	# prepend meta info	3619	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2917		3620	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
2918	my $meta = $enc->encode ({	3621	$FACEHASH{$info->{hash}} = $idx;#d#
2919	name => $name,
2920	%{ $info->{meta} || {} },
2921	});
2922
2923	$data = pack "(w/a*)*", $meta, $info->{data};
2924	} else {	3622	} else {
2925	$data = $info->{data};	3623	# $RESOURCE{$name} = $info; # unused
2926	}	3624	}
2927		3625
2928	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2929	cf::face::set_type $idx, $info->{type};
2930
2931	cf::cede_to_tick;	3626	cf::cede_to_tick;
2932	}	3627	}
2933
2934	if ($soundconf) {
2935	$soundconf = $enc->decode (delete $soundconf->{data});
2936
2937	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2938	my $sound = $soundconf->{compat}[$_]
2939	or next;
2940
2941	my $face = cf::face::find "sound/$sound->[1]";
2942	cf::sound::set $sound->[0] => $face;
2943	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2944	}
2945
2946	while (my ($k, $v) = each %{$soundconf->{event}}) {
2947	my $face = cf::face::find "sound/$v";
2948	cf::sound::set $k => $face;
2949	}
2950	}
2951	}	3628	}
		3629
		3630	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2952		3631
2953	1	3632	1
2954	}	3633	}
2955		3634
2956	register_exticmd fx_want => sub {	3635	register_exticmd fx_want => sub {
…		…
2958		3637
2959	while (my ($k, $v) = each %$want) {	3638	while (my ($k, $v) = each %$want) {
2960	$ns->fx_want ($k, $v);	3639	$ns->fx_want ($k, $v);
2961	}	3640	}
2962	};	3641	};
		3642
		3643	sub load_resource_file($) {
		3644	my $guard = lock_acquire "load_resource_file";
		3645
		3646	my $status = load_resource_file_ $_[0];
		3647	get_slot 0.1, 100;
		3648	cf::arch::commit_load;
		3649
		3650	$status
		3651	}
		3652
		3653	sub reload_exp_table {
		3654	_reload_exp_table;
		3655
		3656	set_face "res/exp_table" => FT_RSRC,
		3657	JSON::XS->new->utf8->canonical->encode (
		3658	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3659	);
		3660	}
		3661
		3662	sub reload_materials {
		3663	_reload_materials;
		3664	}
2963		3665
2964	sub reload_regions {	3666	sub reload_regions {
2965	# HACK to clear player env face cache, we need some signal framework	3667	# HACK to clear player env face cache, we need some signal framework
2966	# for this (global event?)	3668	# for this (global event?)
2967	%ext::player_env::MUSIC_FACE_CACHE = ();	3669	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
2981	}	3683	}
2982		3684
2983	sub reload_archetypes {	3685	sub reload_archetypes {
2984	load_resource_file "$DATADIR/archetypes"	3686	load_resource_file "$DATADIR/archetypes"
2985	or die "unable to load archetypes\n";	3687	or die "unable to load archetypes\n";
2986	#d# NEED to laod twice to resolve forward references	3688
2987	# this really needs to be done in an extra post-pass	3689	set_face "res/skill_info" => FT_RSRC,
2988	# (which needs to be synchronous, so solve it differently)	3690	JSON::XS->new->utf8->canonical->encode (
2989	load_resource_file "$DATADIR/archetypes"	3691	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
2990	or die "unable to load archetypes\n";	3692	);
		3693	set_face "res/spell_paths" => FT_RSRC,
		3694	JSON::XS->new->utf8->canonical->encode (
		3695	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3696	);
2991	}	3697	}
2992		3698
2993	sub reload_treasures {	3699	sub reload_treasures {
2994	load_resource_file "$DATADIR/treasures"	3700	load_resource_file "$DATADIR/treasures"
2995	or die "unable to load treasurelists\n";	3701	or die "unable to load treasurelists\n";
2996	}	3702	}
2997		3703
		3704	sub reload_sound {
		3705	trace "loading sound config from $DATADIR/sound\n";
		3706
		3707	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3708
		3709	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3710	my $sound = $soundconf->{compat}[$_]
		3711	or next;
		3712
		3713	my $face = cf::face::find "sound/$sound->[1]";
		3714	cf::sound::set $sound->[0] => $face;
		3715	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3716	}
		3717
		3718	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3719	my $face = cf::face::find "sound/$v";
		3720	cf::sound::set $k => $face;
		3721	}
		3722	}
		3723
2998	sub reload_resources {	3724	sub reload_resources {
2999	warn "reloading resource files...\n";	3725	trace "reloading resource files...\n";
3000		3726
		3727	reload_materials;
		3728	reload_facedata;
		3729	reload_exp_table;
		3730	reload_sound;
		3731	reload_archetypes;
3001	reload_regions;	3732	reload_regions;
3002	reload_facedata;
3003	#reload_archetypes;#d#
3004	reload_archetypes;
3005	reload_treasures;	3733	reload_treasures;
3006		3734
3007	warn "finished reloading resource files\n";	3735	trace "finished reloading resource files\n";
3008	}
3009
3010	sub init {
3011	reload_resources;
3012	}	3736	}
3013		3737
3014	sub reload_config {	3738	sub reload_config {
3015	open my $fh, "<:utf8", "$CONFDIR/config"	3739	trace "reloading config file...\n";
3016	or return;
3017		3740
3018	local $/;	3741	my $config = load_file "$CONFDIR/config";
3019	*CFG = YAML::Syck::Load <$fh>;	3742	utf8::decode $config;
		3743	*CFG = decode_yaml $config;
3020		3744
3021	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3745	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3022		3746
3023	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3747	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3024	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3748	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3025		3749
3026	if (exists $CFG{mlockall}) {	3750	if (exists $CFG{mlockall}) {
…		…
3030	};	3754	};
3031	warn $@ if $@;	3755	warn $@ if $@;
3032	}	3756	}
3033	}	3757	}
3034		3758
		3759	sub pidfile() {
		3760	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3761	or die "$PIDFILE: $!";
		3762	flock $fh, &Fcntl::LOCK_EX
		3763	or die "$PIDFILE: flock: $!";
		3764	$fh
		3765	}
		3766
		3767	# make sure only one server instance is running at any one time
		3768	sub atomic {
		3769	my $fh = pidfile;
		3770
		3771	my $pid = <$fh>;
		3772	kill 9, $pid if $pid > 0;
		3773
		3774	seek $fh, 0, 0;
		3775	print $fh $$;
		3776	}
		3777
		3778	sub main_loop {
		3779	trace "EV::loop starting\n";
		3780	if (1) {
		3781	EV::loop;
		3782	}
		3783	trace "EV::loop returned\n";
		3784	goto &main_loop unless $REALLY_UNLOOP;
		3785	}
		3786
3035	sub main {	3787	sub main {
		3788	cf::init_globals; # initialise logging
		3789
		3790	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3791	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3792	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3793	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3794
		3795	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3796
3036	# we must not ever block the main coroutine	3797	# we must not ever block the main coroutine
3037	local $Coro::idle = sub {	3798	$Coro::idle = sub {
3038	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3799	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3039	(async {	3800	(async {
3040	Event::one_event;	3801	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3802	EV::loop EV::LOOP_ONESHOT;
3041	})->prio (Coro::PRIO_MAX);	3803	})->prio (Coro::PRIO_MAX);
3042	};	3804	};
3043		3805
		3806	evthread_start IO::AIO::poll_fileno;
		3807
		3808	cf::sync_job {
		3809	cf::incloader::init ();
		3810
		3811	db_init;
		3812
		3813	cf::init_anim;
		3814	cf::init_attackmess;
		3815	cf::init_dynamic;
		3816
		3817	cf::load_settings;
		3818
		3819	reload_resources;
3044	reload_config;	3820	reload_config;
3045	db_init;	3821
		3822	cf::init_uuid;
		3823	cf::init_signals;
		3824	cf::init_skills;
		3825
		3826	cf::init_beforeplay;
		3827
		3828	atomic;
		3829
3046	load_extensions;	3830	load_extensions;
3047		3831
3048	$TICK_WATCHER->start;	3832	utime time, time, $RUNTIMEFILE;
3049	Event::loop;	3833
		3834	# no (long-running) fork's whatsoever before this point(!)
		3835	use POSIX ();
		3836	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3837
		3838	cf::_post_init 0;
		3839	};
		3840
		3841	cf::object::thawer::errors_are_fatal 0;
		3842	info "parse errors in files are no longer fatal from this point on.\n";
		3843
		3844	AE::postpone {
		3845	undef &main; # free gobs of memory :)
		3846	};
		3847
		3848	goto &main_loop;
3050	}	3849	}
3051		3850
3052	#############################################################################	3851	#############################################################################
3053	# initialisation and cleanup	3852	# initialisation and cleanup
3054		3853
3055	# install some emergency cleanup handlers	3854	# install some emergency cleanup handlers
3056	BEGIN {	3855	BEGIN {
		3856	our %SIGWATCHER = ();
3057	for my $signal (qw(INT HUP TERM)) {	3857	for my $signal (qw(INT HUP TERM)) {
3058	Event->signal (	3858	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3059	reentrant => 0,
3060	data => WF_AUTOCANCEL,
3061	signal => $signal,
3062	prio => 0,
3063	cb => sub {
3064	cf::cleanup "SIG$signal";	3859	cf::cleanup "SIG$signal";
3065	},
3066	);	3860	};
3067	}	3861	}
3068	}	3862	}
3069		3863
3070	sub write_runtime {	3864	sub write_runtime_sync {
3071	my $runtime = "$LOCALDIR/runtime";	3865	my $t0 = AE::time;
3072		3866
3073	# first touch the runtime file to show we are still running:	3867	# first touch the runtime file to show we are still running:
3074	# the fsync below can take a very very long time.	3868	# the fsync below can take a very very long time.
3075		3869
3076	IO::AIO::aio_utime $runtime, undef, undef;	3870	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3077		3871
3078	my $guard = cf::lock_acquire "write_runtime";	3872	my $guard = cf::lock_acquire "write_runtime";
3079		3873
3080	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3874	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3081	or return;	3875	or return;
3082		3876
3083	my $value = $cf::RUNTIME + 90 + 10;	3877	my $value = $cf::RUNTIME + 90 + 10;
3084	# 10 is the runtime save interval, for a monotonic clock	3878	# 10 is the runtime save interval, for a monotonic clock
3085	# 60 allows for the watchdog to kill the server.	3879	# 60 allows for the watchdog to kill the server.
…		…
3095	aio_utime $fh, undef, undef;	3889	aio_utime $fh, undef, undef;
3096		3890
3097	close $fh	3891	close $fh
3098	or return;	3892	or return;
3099		3893
3100	aio_rename "$runtime~", $runtime	3894	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3101	and return;	3895	and return;
3102		3896
3103	warn "runtime file written.\n";	3897	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3104		3898
3105	1	3899	1
		3900	}
		3901
		3902	our $uuid_lock;
		3903	our $uuid_skip;
		3904
		3905	sub write_uuid_sync($) {
		3906	$uuid_skip ||= $_[0];
		3907
		3908	return if $uuid_lock;
		3909	local $uuid_lock = 1;
		3910
		3911	my $uuid = "$LOCALDIR/uuid";
		3912
		3913	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3914	or return;
		3915
		3916	my $value = uuid_seq uuid_cur;
		3917
		3918	unless ($value) {
		3919	info "cowardly refusing to write zero uuid value!\n";
		3920	return;
		3921	}
		3922
		3923	my $value = uuid_str $value + $uuid_skip;
		3924	$uuid_skip = 0;
		3925
		3926	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3927	and return;
		3928
		3929	# always fsync - this file is important
		3930	aio_fsync $fh
		3931	and return;
		3932
		3933	close $fh
		3934	or return;
		3935
		3936	aio_rename "$uuid~", $uuid
		3937	and return;
		3938
		3939	trace "uuid file written ($value).\n";
		3940
		3941	1
		3942
		3943	}
		3944
		3945	sub write_uuid($$) {
		3946	my ($skip, $sync) = @_;
		3947
		3948	$sync ? write_uuid_sync $skip
		3949	: async { write_uuid_sync $skip };
3106	}	3950	}
3107		3951
3108	sub emergency_save() {	3952	sub emergency_save() {
3109	my $freeze_guard = cf::freeze_mainloop;	3953	my $freeze_guard = cf::freeze_mainloop;
3110		3954
3111	warn "enter emergency perl save\n";	3955	info "emergency_perl_save: enter\n";
		3956
		3957	# this is a trade-off: we want to be very quick here, so
		3958	# save all maps without fsync, and later call a global sync
		3959	# (which in turn might be very very slow)
		3960	local $USE_FSYNC = 0;
3112		3961
3113	cf::sync_job {	3962	cf::sync_job {
		3963	cf::write_runtime_sync; # external watchdog should not bark
		3964
3114	# use a peculiar iteration method to avoid tripping on perl	3965	# use a peculiar iteration method to avoid tripping on perl
3115	# refcount bugs in for. also avoids problems with players	3966	# refcount bugs in for. also avoids problems with players
3116	# and maps saved/destroyed asynchronously.	3967	# and maps saved/destroyed asynchronously.
3117	warn "begin emergency player save\n";	3968	info "emergency_perl_save: begin player save\n";
3118	for my $login (keys %cf::PLAYER) {	3969	for my $login (keys %cf::PLAYER) {
3119	my $pl = $cf::PLAYER{$login} or next;	3970	my $pl = $cf::PLAYER{$login} or next;
3120	$pl->valid or next;	3971	$pl->valid or next;
		3972	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3121	$pl->save;	3973	$pl->save;
3122	}	3974	}
3123	warn "end emergency player save\n";	3975	info "emergency_perl_save: end player save\n";
3124		3976
3125	warn "begin emergency map save\n";	3977	cf::write_runtime_sync; # external watchdog should not bark
		3978
		3979	info "emergency_perl_save: begin map save\n";
3126	for my $path (keys %cf::MAP) {	3980	for my $path (keys %cf::MAP) {
3127	my $map = $cf::MAP{$path} or next;	3981	my $map = $cf::MAP{$path} or next;
3128	$map->valid or next;	3982	$map->valid or next;
3129	$map->save;	3983	$map->save;
3130	}	3984	}
3131	warn "end emergency map save\n";	3985	info "emergency_perl_save: end map save\n";
3132		3986
3133	warn "begin emergency database checkpoint\n";	3987	cf::write_runtime_sync; # external watchdog should not bark
		3988
		3989	info "emergency_perl_save: begin database checkpoint\n";
3134	BDB::db_env_txn_checkpoint $DB_ENV;	3990	BDB::db_env_txn_checkpoint $DB_ENV;
3135	warn "end emergency database checkpoint\n";	3991	info "emergency_perl_save: end database checkpoint\n";
		3992
		3993	info "emergency_perl_save: begin write uuid\n";
		3994	write_uuid_sync 1;
		3995	info "emergency_perl_save: end write uuid\n";
		3996
		3997	cf::write_runtime_sync; # external watchdog should not bark
		3998
		3999	trace "emergency_perl_save: syncing database to disk";
		4000	BDB::db_env_txn_checkpoint $DB_ENV;
		4001
		4002	info "emergency_perl_save: starting sync\n";
		4003	IO::AIO::aio_sync sub {
		4004	info "emergency_perl_save: finished sync\n";
		4005	};
		4006
		4007	cf::write_runtime_sync; # external watchdog should not bark
		4008
		4009	trace "emergency_perl_save: flushing outstanding aio requests";
		4010	while (IO::AIO::nreqs || BDB::nreqs) {
		4011	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4012	}
		4013
		4014	cf::write_runtime_sync; # external watchdog should not bark
3136	};	4015	};
3137		4016
3138	warn "leave emergency perl save\n";	4017	info "emergency_perl_save: leave\n";
3139	}	4018	}
3140		4019
3141	sub post_cleanup {	4020	sub post_cleanup {
3142	my ($make_core) = @_;	4021	my ($make_core) = @_;
3143		4022
		4023	IO::AIO::flush;
		4024
3144	warn Carp::longmess "post_cleanup backtrace"	4025	error Carp::longmess "post_cleanup backtrace"
3145	if $make_core;	4026	if $make_core;
		4027
		4028	my $fh = pidfile;
		4029	unlink $PIDFILE if <$fh> == $$;
		4030	}
		4031
		4032	# a safer delete_package, copied from Symbol
		4033	sub clear_package($) {
		4034	my $pkg = shift;
		4035
		4036	# expand to full symbol table name if needed
		4037	unless ($pkg =~ /^main::.*::$/) {
		4038	$pkg = "main$pkg" if $pkg =~ /^::/;
		4039	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4040	$pkg .= '::' unless $pkg =~ /::$/;
		4041	}
		4042
		4043	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4044	my $stem_symtab = *{$stem}{HASH};
		4045
		4046	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4047	or return;
		4048
		4049	# clear all symbols
		4050	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4051	for my $name (keys %$leaf_symtab) {
		4052	_gv_clear *{"$pkg$name"};
		4053	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4054	}
3146	}	4055	}
3147		4056
3148	sub do_reload_perl() {	4057	sub do_reload_perl() {
3149	# can/must only be called in main	4058	# can/must only be called in main
3150	if ($Coro::current != $Coro::main) {	4059	unless (in_main) {
3151	warn "can only reload from main coroutine";	4060	error "can only reload from main coroutine";
3152	return;	4061	return;
3153	}	4062	}
3154		4063
3155	warn "reloading...";	4064	return if $RELOAD++;
3156		4065
3157	warn "entering sync_job";	4066	my $t1 = AE::time;
3158		4067
		4068	while ($RELOAD) {
		4069	cf::get_slot 0.1, -1, "reload_perl";
		4070	info "perl_reload: reloading...";
		4071
		4072	trace "perl_reload: entering sync_job";
		4073
3159	cf::sync_job {	4074	cf::sync_job {
3160	cf::write_runtime; # external watchdog should not bark
3161	cf::emergency_save;	4075	#cf::emergency_save;
3162	cf::write_runtime; # external watchdog should not bark
3163		4076
3164	warn "syncing database to disk";
3165	BDB::db_env_txn_checkpoint $DB_ENV;
3166
3167	# if anything goes wrong in here, we should simply crash as we already saved
3168
3169	warn "cancelling all WF_AUTOCANCEL watchers";
3170	for (Event::all_watchers) {
3171	$_->cancel if $_->data & WF_AUTOCANCEL;
3172	}
3173
3174	warn "flushing outstanding aio requests";
3175	for (;;) {
3176	BDB::flush;
3177	IO::AIO::flush;
3178	Coro::cede;
3179	last unless IO::AIO::nreqs || BDB::nreqs;
3180	warn "iterate...";
3181	}
3182
3183	++$RELOAD;
3184
3185	warn "cancelling all extension coros";	4077	trace "perl_reload: cancelling all extension coros";
3186	$_->cancel for values %EXT_CORO;	4078	$_->cancel for values %EXT_CORO;
3187	%EXT_CORO = ();	4079	%EXT_CORO = ();
3188		4080
3189	warn "removing commands";	4081	trace "perl_reload: removing commands";
3190	%COMMAND = ();	4082	%COMMAND = ();
3191		4083
3192	warn "removing ext/exti commands";	4084	trace "perl_reload: removing ext/exti commands";
3193	%EXTCMD = ();	4085	%EXTCMD = ();
3194	%EXTICMD = ();	4086	%EXTICMD = ();
3195		4087
3196	warn "unloading/nuking all extensions";	4088	trace "perl_reload: unloading/nuking all extensions";
3197	for my $pkg (@EXTS) {	4089	for my $pkg (@EXTS) {
3198	warn "... unloading $pkg";	4090	trace "... unloading $pkg";
3199		4091
3200	if (my $cb = $pkg->can ("unload")) {	4092	if (my $cb = $pkg->can ("unload")) {
3201	eval {	4093	eval {
3202	$cb->($pkg);	4094	$cb->($pkg);
3203	1	4095	1
3204	} or warn "$pkg unloaded, but with errors: $@";	4096	} or error "$pkg unloaded, but with errors: $@";
		4097	}
		4098
		4099	trace "... clearing $pkg";
		4100	clear_package $pkg;
3205	}	4101	}
3206		4102
3207	warn "... nuking $pkg";
3208	Symbol::delete_package $pkg;
3209	}
3210
3211	warn "unloading all perl modules loaded from $LIBDIR";	4103	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3212	while (my ($k, $v) = each %INC) {	4104	while (my ($k, $v) = each %INC) {
3213	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4105	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3214		4106
3215	warn "... unloading $k";	4107	trace "... unloading $k";
3216	delete $INC{$k};	4108	delete $INC{$k};
3217		4109
3218	$k =~ s/\.pm$//;	4110	$k =~ s/\.pm$//;
3219	$k =~ s/\//::/g;	4111	$k =~ s/\//::/g;
3220		4112
3221	if (my $cb = $k->can ("unload_module")) {	4113	if (my $cb = $k->can ("unload_module")) {
3222	$cb->();	4114	$cb->();
		4115	}
		4116
		4117	clear_package $k;
3223	}	4118	}
3224		4119
3225	Symbol::delete_package $k;
3226	}
3227
3228	warn "getting rid of safe::, as good as possible";	4120	trace "perl_reload: getting rid of safe::, as good as possible";
3229	Symbol::delete_package "safe::$_"	4121	clear_package "safe::$_"
3230	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4122	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3231		4123
3232	warn "unloading cf.pm \"a bit\"";	4124	trace "perl_reload: unloading cf.pm \"a bit\"";
3233	delete $INC{"cf.pm"};	4125	delete $INC{"cf.pm"};
3234	delete $INC{"cf/pod.pm"};	4126	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3235		4127
3236	# don't, removes xs symbols, too,	4128	# don't, removes xs symbols, too,
3237	# and global variables created in xs	4129	# and global variables created in xs
3238	#Symbol::delete_package __PACKAGE__;	4130	#clear_package __PACKAGE__;
3239		4131
3240	warn "unload completed, starting to reload now";	4132	info "perl_reload: unload completed, starting to reload now";
3241		4133
3242	warn "reloading cf.pm";	4134	trace "perl_reload: reloading cf.pm";
3243	require cf;	4135	require cf;
3244	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4136	cf::_connect_to_perl_1;
3245		4137
3246	warn "loading config and database again";	4138	trace "perl_reload: loading config and database again";
3247	cf::reload_config;	4139	cf::reload_config;
3248		4140
3249	warn "loading extensions";	4141	trace "perl_reload: loading extensions";
3250	cf::load_extensions;	4142	cf::load_extensions;
3251		4143
		4144	if ($REATTACH_ON_RELOAD) {
3252	warn "reattaching attachments to objects/players";	4145	trace "perl_reload: reattaching attachments to objects/players";
3253	_global_reattach; # objects, sockets	4146	_global_reattach; # objects, sockets
3254	warn "reattaching attachments to maps";	4147	trace "perl_reload: reattaching attachments to maps";
3255	reattach $_ for values %MAP;	4148	reattach $_ for values %MAP;
3256	warn "reattaching attachments to players";	4149	trace "perl_reload: reattaching attachments to players";
3257	reattach $_ for values %PLAYER;	4150	reattach $_ for values %PLAYER;
		4151	}
3258		4152
3259	warn "leaving sync_job";	4153	cf::_post_init 1;
3260		4154
		4155	trace "perl_reload: leaving sync_job";
		4156
3261	1	4157	1
3262	} or do {	4158	} or do {
3263	warn $@;	4159	error $@;
3264	warn "error while reloading, exiting.";	4160	cf::cleanup "perl_reload: error, exiting.";
3265	exit 1;	4161	};
		4162
		4163	--$RELOAD;
3266	};	4164	}
3267		4165
3268	warn "reloaded";	4166	$t1 = AE::time - $t1;
		4167	info "perl_reload: completed in ${t1}s\n";
3269	};	4168	};
3270		4169
3271	our $RELOAD_WATCHER; # used only during reload	4170	our $RELOAD_WATCHER; # used only during reload
3272		4171
3273	sub reload_perl() {	4172	sub reload_perl() {
3274	# doing reload synchronously and two reloads happen back-to-back,	4173	# doing reload synchronously and two reloads happen back-to-back,
3275	# coro crashes during coro_state_free->destroy here.	4174	# coro crashes during coro_state_free->destroy here.
3276		4175
3277	$RELOAD_WATCHER ||= Event->timer (	4176	$RELOAD_WATCHER ||= cf::async {
3278	reentrant => 0,	4177	Coro::AIO::aio_wait cache_extensions;
3279	after => 0,	4178
3280	data => WF_AUTOCANCEL,	4179	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3281	cb => sub {
3282	do_reload_perl;	4180	do_reload_perl;
3283	undef $RELOAD_WATCHER;	4181	undef $RELOAD_WATCHER;
3284	},	4182	};
3285	);	4183	};
3286	}	4184	}
3287		4185
3288	register_command "reload" => sub {	4186	register_command "reload" => sub {
3289	my ($who, $arg) = @_;	4187	my ($who, $arg) = @_;
3290		4188
3291	if ($who->flag (FLAG_WIZ)) {	4189	if ($who->flag (FLAG_WIZ)) {
3292	$who->message ("reloading server.");	4190	$who->message ("reloading server.");
		4191	async {
		4192	$Coro::current->{desc} = "perl_reload";
3293	async { reload_perl };	4193	reload_perl;
		4194	};
3294	}	4195	}
3295	};	4196	};
3296		4197
3297	unshift @INC, $LIBDIR;	4198	#############################################################################
3298		4199
3299	my $bug_warning = 0;	4200	my $bug_warning = 0;
3300		4201
3301	our @WAIT_FOR_TICK;
3302	our @WAIT_FOR_TICK_BEGIN;
3303
3304	sub wait_for_tick {	4202	sub wait_for_tick() {
3305	return unless $TICK_WATCHER->is_active;	4203	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3306	return if $Coro::current == $Coro::main;
3307		4204
3308	my $signal = new Coro::Signal;	4205	$WAIT_FOR_TICK->wait;
3309	push @WAIT_FOR_TICK, $signal;
3310	$signal->wait;
3311	}	4206	}
3312		4207
3313	sub wait_for_tick_begin {	4208	sub wait_for_tick_begin() {
3314	return unless $TICK_WATCHER->is_active;	4209	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3315	return if $Coro::current == $Coro::main;
3316		4210
3317	my $signal = new Coro::Signal;	4211	my $signal = new Coro::Signal;
3318	push @WAIT_FOR_TICK_BEGIN, $signal;	4212	push @WAIT_FOR_TICK_BEGIN, $signal;
3319	$signal->wait;	4213	$signal->wait;
3320	}	4214	}
3321		4215
3322	my $min = 1e6;#d#	4216	sub tick {
3323	my $avg = 10;
3324	$TICK_WATCHER = Event->timer (
3325	reentrant => 0,
3326	parked => 1,
3327	prio => 0,
3328	at => $NEXT_TICK || $TICK,
3329	data => WF_AUTOCANCEL,
3330	cb => sub {
3331	if ($Coro::current != $Coro::main) {	4217	if ($Coro::current != $Coro::main) {
3332	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4218	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3333	unless ++$bug_warning > 10;	4219	unless ++$bug_warning > 10;
3334	return;	4220	return;
3335	}	4221	}
3336		4222
3337	$NOW = $tick_start = Event::time;	4223	cf::one_tick; # one server iteration
3338		4224
3339	cf::server_tick; # one server iteration	4225	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3340		4226
3341	0 && sync_job {#d#	4227	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3342	for(1..10) {	4228	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3343	my $t = Event::time;	4229	Coro::async_pool {
3344	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4230	$Coro::current->{desc} = "runtime saver";
3345	or die;	4231	write_runtime_sync
3346		4232	or error "ERROR: unable to write runtime file: $!";
3347	$map->width (50);
3348	$map->height (50);
3349	$map->alloc;
3350	$map->_load_objects ("/tmp/x.map", 1);
3351	my $t = Event::time - $t;
3352
3353	#next unless $t < 0.0013;#d#
3354	if ($t < $min) {
3355	$min = $t;
3356	}
3357	$avg = $avg * 0.99 + $t * 0.01;
3358	}
3359	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3360	exit 0;
3361	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3362	};	4233	};
		4234	}
3363		4235
3364	$RUNTIME += $TICK;
3365	$NEXT_TICK += $TICK;
3366
3367	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3368	$NEXT_RUNTIME_WRITE = $NOW + 10;
3369	Coro::async_pool {
3370	write_runtime
3371	or warn "ERROR: unable to write runtime file: $!";
3372	};
3373	}
3374
3375	# my $AFTER = Event::time;
3376	# warn $AFTER - $NOW;#d#
3377
3378	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4236	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3379	$sig->send;	4237	$sig->send;
3380	}	4238	}
3381	while (my $sig = shift @WAIT_FOR_TICK) {	4239	$WAIT_FOR_TICK->broadcast;
3382	$sig->send;
3383	}
3384		4240
3385	$NOW = Event::time;	4241	$LOAD = ($NOW - $TICK_START) / $TICK;
3386
3387	# if we are delayed by four ticks or more, skip them all
3388	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3389
3390	$TICK_WATCHER->at ($NEXT_TICK);
3391	$TICK_WATCHER->start;
3392
3393	$LOAD = ($NOW - $tick_start) / $TICK;
3394	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4242	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3395		4243
3396	_post_tick;	4244	if (0) {
3397		4245	if ($NEXT_TICK) {
3398		4246	my $jitter = $TICK_START - $NEXT_TICK;
		4247	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4248	debug "jitter $JITTER\n";#d#
		4249	}
3399	},	4250	}
3400	);	4251	}
3401		4252
3402	{	4253	{
3403	BDB::max_poll_time $TICK * 0.1;	4254	# configure BDB
3404	$BDB_POLL_WATCHER = Event->io (	4255	info "initialising database";
3405	reentrant => 0,	4256
3406	fd => BDB::poll_fileno,
3407	poll => 'r',
3408	prio => 0,
3409	data => WF_AUTOCANCEL,
3410	cb => \&BDB::poll_cb,
3411	);
3412	BDB::min_parallel 8;	4257	BDB::min_parallel 16;
3413		4258	BDB::max_poll_reqs $TICK * 0.1;
3414	BDB::set_sync_prepare {	4259	#$AnyEvent::BDB::WATCHER->priority (1);
3415	my $status;
3416	my $current = $Coro::current;
3417	(
3418	sub {
3419	$status = $!;
3420	$current->ready; undef $current;
3421	},
3422	sub {
3423	Coro::schedule while defined $current;
3424	$! = $status;
3425	},
3426	)
3427	};
3428		4260
3429	unless ($DB_ENV) {	4261	unless ($DB_ENV) {
3430	$DB_ENV = BDB::db_env_create;	4262	$DB_ENV = BDB::db_env_create;
		4263	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4264	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4265	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4266	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4267	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3431		4268
3432	cf::sync_job {	4269	cf::sync_job {
3433	eval {	4270	eval {
3434	BDB::db_env_open	4271	BDB::db_env_open
3435	$DB_ENV,	4272	$DB_ENV,
…		…
3437	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4274	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3438	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4275	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3439	0666;	4276	0666;
3440		4277
3441	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4278	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3442
3443	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3444	$DB_ENV->set_lk_detect;
3445	};	4279	};
3446		4280
3447	cf::cleanup "db_env_open(db): $@" if $@;	4281	cf::cleanup "db_env_open(db): $@" if $@;
3448	};	4282	};
3449	}	4283	}
		4284
		4285	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4286	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4287	};
		4288	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4289	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4290	};
		4291	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4292	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4293	};
		4294
		4295	info "database initialised";
3450	}	4296	}
3451		4297
3452	{	4298	{
		4299	# configure IO::AIO
		4300
		4301	info "initialising aio";
3453	IO::AIO::min_parallel 8;	4302	IO::AIO::min_parallel 8;
3454
3455	undef $Coro::AIO::WATCHER;
3456	IO::AIO::max_poll_time $TICK * 0.1;	4303	IO::AIO::max_poll_time $TICK * 0.1;
3457	$AIO_POLL_WATCHER = Event->io (	4304	undef $AnyEvent::AIO::WATCHER;
3458	reentrant => 0,	4305	info "aio initialised";
3459	data => WF_AUTOCANCEL,
3460	fd => IO::AIO::poll_fileno,
3461	poll => 'r',
3462	prio => 6,
3463	cb => \&IO::AIO::poll_cb,
3464	);
3465	}	4306	}
3466		4307
3467	my $_log_backtrace;	4308	our $_log_backtrace;
		4309	our $_log_backtrace_last;
3468		4310
3469	sub _log_backtrace {	4311	sub _log_backtrace {
3470	my ($msg, @addr) = @_;	4312	my ($msg, @addr) = @_;
3471		4313
3472	$msg =~ s/\n//;	4314	$msg =~ s/\n$//;
3473		4315
		4316	if ($_log_backtrace_last eq $msg) {
		4317	LOG llevInfo, "[ABT] $msg\n";
		4318	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3474	# limit the # of concurrent backtraces	4319	# limit the # of concurrent backtraces
3475	if ($_log_backtrace < 2) {	4320	} elsif ($_log_backtrace < 2) {
		4321	$_log_backtrace_last = $msg;
3476	++$_log_backtrace;	4322	++$_log_backtrace;
		4323	my $perl_bt = Carp::longmess $msg;
3477	async {	4324	async {
		4325	$Coro::current->{desc} = "abt $msg";
		4326
3478	my @bt = fork_call {	4327	my @bt = fork_call {
3479	@addr = map { sprintf "%x", $_ } @addr;	4328	@addr = map { sprintf "%x", $_ } @addr;
3480	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4329	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3481	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4330	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3482	or die "addr2line: $!";	4331	or die "addr2line: $!";
…		…
3490	}	4339	}
3491		4340
3492	@funcs	4341	@funcs
3493	};	4342	};
3494		4343
3495	LOG llevInfo, "[ABT] $msg\n";	4344	LOG llevInfo, "[ABT] $perl_bt\n";
		4345	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3496	LOG llevInfo, "[ABT] $_\n" for @bt;	4346	LOG llevInfo, "[ABT] $_\n" for @bt;
3497	--$_log_backtrace;	4347	--$_log_backtrace;
3498	};	4348	};
3499	} else {	4349	} else {
3500	LOG llevInfo, "[ABT] $msg\n";	4350	LOG llevInfo, "[ABT] $msg\n";
3501	LOG llevInfo, "[ABT] [suppressed]\n";	4351	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3502	}	4352	}
3503	}	4353	}
3504		4354
3505	# load additional modules	4355	# load additional modules
3506	use cf::pod;	4356	require "cf/$_.pm" for @EXTRA_MODULES;
		4357	cf::_connect_to_perl_2;
3507		4358
3508	END { cf::emergency_save }	4359	END { cf::emergency_save }
3509		4360
3510	1	4361	1
3511		4362

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